请输入您要查询的英文单词:

 

单词 marsupial
释义

Definition of marsupial in English:

marsupial

noun mɑːˈsuːpɪəlmɑrˈsupiəl
Zoology
  • A mammal of an order whose members are born incompletely developed and are typically carried and suckled in a pouch on the mother's belly. Marsupials are found chiefly in Australia and New Guinea, and also in America.

    有袋(目)动物

    Order Marsupialia and infraclass Metatheria, subclass Theria

    Example sentencesExamples
    • The invasive species kill birds, small marsupials, amphibians, lizards, and snakes.
    • So the extension of the term ‘marsupial’ is the set of all marsupials: kangaroos, wallabies, wombats, and so on.
    • The diprotodonts, with ten families including 117 species, make up the largest order of marsupials.
    • The cat-size marsupials gained a permanent foothold here by 1858.
    • Australia once had many marsupials much larger than those remaining today.
    • The egg-laying platypus and its cousin, the anteater, along with marsupials, make up the most primitive group of living mammals.
    • Foxes as predators prey on lambs and chickens and kill native small marsupials and rodents.
    • The DNA will also be used to establish evolutionary links to modern marsupials in Australia today.
    • Koalas are Australia's best known tree-dwelling marsupials, coming to the ground only to move from one tree to the next.
    • When riding around the island, you have to be careful of the multitude of furry marsupials called Quokka's.
    • The pig-footed bandicoot was one of the very strangest of marsupials.
    • For unknown reasons, Australia was apparently originally populated entirely by marsupials rather than placental mammals.
    • The embryo forms an allantoic placenta, as is true of at least some peramelids and koalas but not other marsupials.
    • In some (but by no means all) species of marsupials, females develop a pouch or marsupium in which the young are nursed.
    • In South America and Australia, however, marsupials continued to be an important group of land mammals.
    • Koalas are unusual among marsupials in that they briefly form a placenta during the gestation of their embryos.
    • During his career of nearly six decades, he published over 600 papers and more than a dozen books, on subjects ranging from Australian marsupials to gorillas.
    • Their well-developed pouches open anteriorly, like those of most other marsupials.
    • Unlike other marsupials, the Tasmanian wolf's pouch was shallow and opened towards the rear of the animal.
    • These small to medium-sized marsupials all have a dark dorsal stripe that runs from the rump to the head.
adjective mɑːˈsuːpɪəlmɑrˈsupiəl
Zoology
  • Relating to the marsupials.

    Example sentencesExamples
    • Placental and marsupial mammals are more closely related to one another than to the third living group of mammals, the monotremes.
    • Once the female hip-pocket frog, an Australian species also known as the marsupial frog, lays up to 20 white eggs, her work is done.
    • The Tasmanian Devil is the world's largest marsupial predator but its very survival is at stake as an horrific cancer threatens up to 90% of its population.
    • Small mammals such as bush rats and marsupial carnivores survived the fires by hiding under boulders and in damp rock crevasses.
    • The marsupial family Tarsipedidae contains a single species, the honey possum or noolbender.
    • Dental development also occurs throughout the period of attachment in other marsupial species.
    • Named Akidolestes, the extinct animal had jaws, teeth, and forelimbs that identify it as a close relative of modern placental and marsupial mammals.
    • ‘This new fossil provides precious new information, and sheds light on the evolution of all marsupial mammals,’ he said.
    • This marsupial family is restricted to wooded areas of eastern Australia and contains a single living species, the familiar koala.
    • This was catastrophic for some of the local animals, especially the big marsupial carnivores.
    • Tasmania was the last refuge for two large marsupial carnivores.
    • The homology of the teeth in the marsupial dentition has been controversial and there are several alternate nomenclatures.
    • Studies on marsupial color vision have been limited to very few species.
    • Unlike the large cats that have two enlarged canines, marsupial lions had enlarged incisors that were used to stab prey.
    • The marsupial wolf, now probably extinct, was once widespread in Australia and New Guinea.
    • The production of a marsupial genetic linkage map is perhaps one of the most important objectives in marsupial research.
    • Many of the extinct marsupial megafauna were large, herbivorous browsers, some weighing several tons.
    • Tooth replacement in marsupial mammals differs from the condition generally believed to characterize eutherian mammals.
    • When we studied all the patterns of amino-acid replacement and silent substitution, we discovered several replacements that all placental and marsupial mammals share.
    • Now the Tasmanian Devil is the largest meat-eating marsupial existing today.

Origin

Late 17th century (in the sense 'resembling a pouch'): from modern Latin marsupialis, via Latin from Greek marsupion 'pouch' (see marsupium).

Definition of marsupial in US English:

marsupial

nounmärˈso͞opēəlmɑrˈsupiəl
Zoology
  • A mammal of an order whose members are born incompletely developed and are typically carried and suckled in a pouch on the mother's belly. Marsupials are found mainly in Australia and New Guinea, although three families, including the opossums, live in America.

    有袋(目)动物

    Order Marsupialia and infraclass Metatheria, subclass Theria

    Example sentencesExamples
    • The cat-size marsupials gained a permanent foothold here by 1858.
    • During his career of nearly six decades, he published over 600 papers and more than a dozen books, on subjects ranging from Australian marsupials to gorillas.
    • Australia once had many marsupials much larger than those remaining today.
    • When riding around the island, you have to be careful of the multitude of furry marsupials called Quokka's.
    • The diprotodonts, with ten families including 117 species, make up the largest order of marsupials.
    • The pig-footed bandicoot was one of the very strangest of marsupials.
    • Koalas are Australia's best known tree-dwelling marsupials, coming to the ground only to move from one tree to the next.
    • Foxes as predators prey on lambs and chickens and kill native small marsupials and rodents.
    • The embryo forms an allantoic placenta, as is true of at least some peramelids and koalas but not other marsupials.
    • The egg-laying platypus and its cousin, the anteater, along with marsupials, make up the most primitive group of living mammals.
    • In some (but by no means all) species of marsupials, females develop a pouch or marsupium in which the young are nursed.
    • Their well-developed pouches open anteriorly, like those of most other marsupials.
    • Koalas are unusual among marsupials in that they briefly form a placenta during the gestation of their embryos.
    • For unknown reasons, Australia was apparently originally populated entirely by marsupials rather than placental mammals.
    • So the extension of the term ‘marsupial’ is the set of all marsupials: kangaroos, wallabies, wombats, and so on.
    • These small to medium-sized marsupials all have a dark dorsal stripe that runs from the rump to the head.
    • The DNA will also be used to establish evolutionary links to modern marsupials in Australia today.
    • The invasive species kill birds, small marsupials, amphibians, lizards, and snakes.
    • Unlike other marsupials, the Tasmanian wolf's pouch was shallow and opened towards the rear of the animal.
    • In South America and Australia, however, marsupials continued to be an important group of land mammals.
adjectivemärˈso͞opēəlmɑrˈsupiəl
Zoology
  • Relating to the marsupials.

    Example sentencesExamples
    • This marsupial family is restricted to wooded areas of eastern Australia and contains a single living species, the familiar koala.
    • Named Akidolestes, the extinct animal had jaws, teeth, and forelimbs that identify it as a close relative of modern placental and marsupial mammals.
    • Dental development also occurs throughout the period of attachment in other marsupial species.
    • Now the Tasmanian Devil is the largest meat-eating marsupial existing today.
    • The Tasmanian Devil is the world's largest marsupial predator but its very survival is at stake as an horrific cancer threatens up to 90% of its population.
    • When we studied all the patterns of amino-acid replacement and silent substitution, we discovered several replacements that all placental and marsupial mammals share.
    • Studies on marsupial color vision have been limited to very few species.
    • The marsupial family Tarsipedidae contains a single species, the honey possum or noolbender.
    • Once the female hip-pocket frog, an Australian species also known as the marsupial frog, lays up to 20 white eggs, her work is done.
    • Unlike the large cats that have two enlarged canines, marsupial lions had enlarged incisors that were used to stab prey.
    • The production of a marsupial genetic linkage map is perhaps one of the most important objectives in marsupial research.
    • Placental and marsupial mammals are more closely related to one another than to the third living group of mammals, the monotremes.
    • The marsupial wolf, now probably extinct, was once widespread in Australia and New Guinea.
    • Many of the extinct marsupial megafauna were large, herbivorous browsers, some weighing several tons.
    • Tooth replacement in marsupial mammals differs from the condition generally believed to characterize eutherian mammals.
    • ‘This new fossil provides precious new information, and sheds light on the evolution of all marsupial mammals,’ he said.
    • The homology of the teeth in the marsupial dentition has been controversial and there are several alternate nomenclatures.
    • This was catastrophic for some of the local animals, especially the big marsupial carnivores.
    • Small mammals such as bush rats and marsupial carnivores survived the fires by hiding under boulders and in damp rock crevasses.
    • Tasmania was the last refuge for two large marsupial carnivores.

Origin

Late 17th century (in the sense ‘resembling a pouch’): from modern Latin marsupialis, via Latin from Greek marsupion ‘pouch’ (see marsupium).

随便看

 

英汉双解词典包含464360条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2024/9/21 19:46:30