1 sentence

1. 蜻蜓幼虫似乎对水污染特别敏感。

   qīng​tíng yòu​chóng sì​hū duì shuǐ​wū​rǎn tè​bié mǐn​gǎn.

   Dragonfly larvae appear to be particularly sensitive to water pollution.

   Source: CCMatrix