chemical warfare造句

1、Who says protecting yourself from sniper attacks or chemical warfare needs to be ugly business?
谁说，保护自己免受狙击手的袭击或化学战需要丑陋的业务？

2、The effects of chemical warfare are very terrible, causing great harm.
化学战的后果是很可怕的，危害很大。

3、Some people are worried chemical warfare may follow.
一些人担心可能后续的化学战。