1.die from 死于

The studies also showfewer children now die from measles.
研究还表明现在只有少数儿童死于麻疹。

So what did he die from?
那他是怎么死的？

2.drop from 从…落下；从…除去

That was a5% drop from the year before--the first reduction since 1996.
比去年下降了5%，是自1996年的第一次下滑。

Without those propellant burns, the station would eventually drop from orbit.
没有这些推进器的点燃，空间站最终会从轨道降落。

3.cough up 咳出；掏出

Some people actually cough up the larvae.
有人真的咳出过幼虫。

I cough up a great deal of sputum.
我咳嗽有很多痰。

4.call for 需要；要求

Chinese companies call for fairer treatment from foreigners.
中国公司要求更公平的对待外国人。

A few relatively infrequent situations also call for a semicolon.
有几个比较少见的的情况也要求使用分号。