于是，我决定先完成其它作业，再来解决这道“拦路虎”。

So I decided to complete other assignments, and then to solve the "obstacle".

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几百万只幼小的虾虎鱼正溯溪而上，但它们会在低地先遭受层层的攻击。

Millions of young goby fish head upstream, but they must first run the gauntlet of the lowlands.

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如果我们先弄清两条技术术语“应力”和“应变”，从数量上来研究虎克定律就很容易了。

It will be easier to deal with Hooke's Law quantitatively if we pause to define a pair of technical terms: "stress" and "strain".

youdao

如果我们先弄清两条技术术语“应力”和“应变”，从数量上来研究虎克定律就很容易了。

It will be easier to deal with Hooke's Law quantitatively if we pause to define a pair of technical terms: "stress" and "strain".

youdao