evacuation
n. 撤离，疏散；（粪便等的）排泄；排空，清除
复数 evacuations
例句
Each house had a helipad for a fast evacuation.
每所房子都有一个供快速撤离用的直升机升降坪。
《柯林斯英汉双解大词典》
He had acted heroically during the liner's evacuation.
他在疏散客轮乘客的过程中表现得很英勇。
An evacuation of the city's four-million inhabitants is planned for later this week.
该市400万居民的撤离计划本周晚些时候进行。
