民防的英文：
civil defence

参考例句：

Civil defence;organizing of civilians to protect people and property during air raids or other enemy attacks in wartime
民防.

CaD = Civil air Defense
(美国)市民防空;民防防空

This simple truth was demonstrated rather dramatically during a civil defence exercise in a small town in Canada.
这个简单的事实在加拿大一个小镇的一次民防演习中颇为戏剧性地展示出来。

civil是什么意思：
adj. 公民的；民事的；有礼貌的；民间的，国内的；民用的；世俗的；文职的

What are the other civilizations that are contemporary with the Sumerian civilization?
和苏美尔人同时代的文明还有哪些？

Wealth may not produce civilization, but civilization produces money.
财富未必创造文明，文明却能带来金钱。

The act or process of civilizing or reaching a civilized state.
开化,教化文明化的行为或过程,达到文明的状态

Persons without civil capacity or with restricted civil capacity
无民事行为能力或者限制民事行为能力

The gentleman was excessively civil.
那个男人非常谦恭有礼。

defence是什么意思：
n. 防御；国防，防卫手段；防御物，防御设备；辩护；后卫

Then they hastily came to his defence.
这时他们急忙来为他辩解。

He is the Shadow Minister of Defence.
他是影子内阁的国防部长。

The most effective defence is offence.
最好的防御是攻击。

The court issued a defender of defence.
辩护人当庭发表了辩护意见。

A weak barrier,defence,team
不结实的挡板、无力的防御、弱队