Due to the approaching typhoon, the government ordered residents to evacuate the coastal area immediately.

evacuate 是动词，由前缀 e-（表示"向外"）和词根 vacu（来自拉丁语 vacuus，意为"空的"）加上动词后缀 -ate 组成，字面意思是"使...变空"，引申为"撤离、疏散"的意思。