Animals have evolved different mechanisms for carrying out gaseous exchange.
动物已经进化出不同的进行气体交换的机制。
单词 | gaseous exchange |
例句 |
原声例句
生物学基础入门 Animals have evolved different mechanisms for carrying out gaseous exchange. 动物已经进化出不同的进行气体交换的机制。 科学大揭秘 And here we thought gills were only for gaseous exchange. 我们以为鳃只是用来交换气体的。 |
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