beneficial insects

beneficial insects 基本解释

益虫

词组短语

1、carabid beetles beneficial insects 甲壳虫有益昆虫

beneficial insects 用法和例句

1、Beneficial insects can also become injurious ones

益虫也会变害虫

2、Beneficial insects are allowed to flourish to keep pest insects in check.

益虫得以繁衍, 以遏制害虫的数量。

重点词汇

beneficial adj. 有利的，有益的；[法]可享受利益的

insects n. 昆虫；昆虫类, 昆虫纲（insect的复数形式）