evacuate

动词 evacuate:

1. move out of an unsafe location into safety
2. empty completely
3. move people from their homes or country
4. create a vacuum in (a bulb, flask, reaction vessel)
   同义词：exhaust
5. excrete or discharge from the body
   同义词：void, empty

1. The children were evacuated to the country when the city was being bombed.
   城市遭到轰炸时，儿童都疏散到乡下去了。
2. The soldiers evacuated the area as the enemy advanced.
   敌军推进时，士兵都撤出了那地区。
3. The region near the erupting volcano was evacuated rapidly.
   火山爆发处附近已迅速撤空。

e.vac.u.ate

v.（动词）
e.vac.u.at.ed,e.vac.u.at.ing,e.vac.u.ates
v.tr.（及物动词）

To empty or remove the contents of.
使空，撤空：使…的内容变空或撤空
To create a vacuum in.
抽空：使产生真空
To excrete or discharge (waste matter), especially from the bowels.
排空：通过排泄道排出（废物），尤指从肠

To relinquish military possession or occupation of (a town, for example).
撤退：放弃军事地区或占领地（如一城镇）
To withdraw or send away (troops or inhabitants) from a threatened area.
撤离：从一个受到威胁地区（使军队或居民）撤走或离去
To withdraw or depart from; vacate.
从…撤出或撤离；使空
v.intr.（不及物动词）
To withdraw from or vacate a place or area, especially as a protective measure.
使丧失；空虚：从一地点或地区撤离或疏散，特指在保护措施下
To excrete waste matter from the body.
排除，清除：从体内排出废物

来源：
Middle English evacuaten
中古英语 evacuaten
from Latin ôvacu3re ôvacu3t- [to empty out]
源自 拉丁语 ôvacu3re ôvacu3t- [使成空]
ô-, ex- [ex-]
ô-, ex- [前缀，.前任的，从前的.]
vacuus [empty] from vac3re [to be empty] * see eu- 2
vacuus [空虚] 源自 vac3re [使丧失] *参见 eu- 2

【引伸】
evac.ua.tive
adj.（形容词）
evac.ua.tor
n.（名词）