人类的耳朵在水底都能听到划蝽发出的吱吱声。

And these peeps can be heard from a stream bottom by the human ear.

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这些问题的答案至今还是未知之数，但是科学家们希望通过声音重放实验测试雌性划蝽是喜欢嘹亮的鸣叫还是温柔的鸣叫。

That's unclear so far, but the scientists are hoping to conduct playback experiments to test female preference for loud over soft calls.

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于是，科学家们采集了法国一个小溪水域的划蝽，并对13 只雄性划蝽的行为进行了记录，包括声音大小和身材大小。

So they collected water boatmen from a stream and pond in France. They recorded 13 males doing their thing.

youdao

于是，科学家们采集了法国一个小溪水域的划蝽，并对13 只雄性划蝽的行为进行了记录，包括声音大小和身材大小。

So they collected water boatmen from a stream and pond in France. They recorded 13 males doing their thing.

youdao