演练的英文：
drill
practice

参考例句：

The counselors swept the dormitory during the fire drill.
在火灾演练期间辅导员彻底搜查了宿舍

drill是什么意思：
n. 钻头，钻孔机；操练，演习；条播沟
v. 钻（孔）；钻探；操练，演习；条播

The worker was drilling.
此工人在用钻孔机钻孔。

Drilling is performed with a rotating tool called a drill.
钻孔是用一个称为“钻头”的旋转刀具进行的。

Can you teach me the drill?
你能教我正确的作法吗？

drill type burner
钻孔型火口

The team is still drilling.
钻探队还在钻探。

practice是什么意思：
n. 实践；练习；业务；惯例；诊所；律师事务所
v. 练习；实习；惯常地进行；执业；实践，实行

A practicing attorney;a practicing Catholic.
开业律师；虔诚的天主教徒

a practicing physician; a practicing Catholic.
执业医师；虔诚的天主教徒。

practice a professio
从事某职业，开业

This road is practicable for automobiles.
这条路可通行汽车。

The research has many practical applications.
这项研究得到了许多实用的结论。