🧩 词语组成解析
helper
['helpə]
n. 助手，帮手;起救助作用的东西;
🗣️ 情景例句
He's still not used to life in the city.
他仍然没有适应城市生活。
The wolf may lose his teeth, but never his nature.
江山易改，本性难易。
Because they destroy so many insects, and insects include some of the greatest enemies of the human race.
因为它们能消灭那么多的昆虫，其中包括一些人类的大敌，