单词详解

adj.

对……有害的；致伤的（causing or capable of causing harm）

It is obvious that smoking is harmful to health. 很明显，抽烟对健康有害。

相关词组

1. harmful gas 有害气体

We are looking for a better way to prevent the harmful gas expanding.

我们正在寻找防止有害气体扩散的好方法。

2. be harmful to 对……有危害

Both smoking and drinking are harmful to our health. 抽烟和喝酒都对我们的健康都有害。

相关单词

名　词：harmfulness

副　词：harmfully

同义词：poisonous

反义词：harmless