英语词汇oldest-known怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

1
First identified in 1969, komatiites are Earth's oldest known volcanic rocks and contain three times as much magnesium as do most volcanic rocks.
科马提岩于1969年首次被发现，它是地球上已知的最古老的火山岩，含镁量是大多数火山岩的三倍。
2
The Ediacara fossil formation, which contains the oldest known animal fossils, consists exclusively of soft-bodied forms.
包含已知最古老的动物化石的埃迪卡拉化石组，只含有软体动物。
3
Mocha coffee beans are one of the oldest known varieties of coffee in the world.
摩卡咖啡豆是世界上已知的最古老的咖啡品种之一。

单词	oldest-known
释义	oldest-known 简明释义 adj．已知最古老的：指已知的、发现的最古老的事物或现象。双语例句 1 First identified in 1969, komatiites are Earth's oldest known volcanic rocks and contain three times as much magnesium as do most volcanic rocks. 科马提岩于1969年首次被发现，它是地球上已知的最古老的火山岩，含镁量是大多数火山岩的三倍。 2 The Ediacara fossil formation, which contains the oldest known animal fossils, consists exclusively of soft-bodied forms. 包含已知最古老的动物化石的埃迪卡拉化石组，只含有软体动物。 3 Mocha coffee beans are one of the oldest known varieties of coffee in the world. 摩卡咖啡豆是世界上已知的最古老的咖啡品种之一。
随便看	be sorry be sorry about be sorry for be sorry for oneself besort besorts Besos besot besot besott besotted besottedly besottedness besottedness besotting besought be sought after besoul be sound be sound on the goose besour be sour on Besov space besow besoxyephedrine hydrochloride