water beetles

water beetles 基本解释

龙虱

water beetles 用法和例句

1、Water beetles can swim in water, fly in the air, and have strong phototaxis.

龙虱在水能游，出水能飞，并有很强的趋光性。

重点词汇

water n. 水；雨水；海水；海域 v. 给…浇水；供以水；加水稀释；流泪

beetles n. 甲虫( beetle的名词复数 )