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单词
amphibian
释义
amphibian
NOUN
C
/æmˈfɪbiən/
1
an animal such as a frog or a toad that can live both in water and on land 两栖动物（如青蛙和乌龟等）
2
a vehicle or aircraft that can operate both on water and on land 水陆两用车；水空两用飞机