1
depopulate + noun phrase (affected area)
直接宾语为受影响的地方或群体。
The war depopulated the entire region.
战争使整个地区人口减少。
使人口减少；减少（某地区）的人口
先理解核心含义，再看它在真实句子里的用法。
使人口减少；减少（某地区）的人口
To reduce the population of an area, for example through disease, war, or forced relocation.
The war depopulated the entire region.
战争使整个地区人口减少。
因疾病、战争、强迫迁移等减少某地区的人口。
To reduce the population of a region by disease, war, forced relocation etc.
从电路板上移除元件。
To remove the components from a circuit board.
人口减少,失去人口。
To become depopulated, to lose its population.
depopulate
Base
原形
depopulates
3rd person
第三人称单数
depopulating
-ing
现在分词
depopulated
Past
过去式
depopulated
Past participle
过去分词
The war depopulates the region.
战争使该地区人口减少。
The plague depopulated the village.
瘟疫使这个村庄人口减少。
The government is depopulating the rural areas.
政府正在使农村地区人口减少。
规则动词
The rural areas have been depopulated as young people move to cities for work.
随着年轻人去城市工作，农村地区的人口已经减少了。
The government is concerned that the policy is depopulating the already sparsely populated region.
政府担心这项政策正在使本就人口稀少的地区人口进一步减少。
Many villages were depopulated after the epidemic swept through the area.
疫情席卷该地区后，许多村庄的人口减少了。
直接宾语为受影响的地方或群体。
The war depopulated the entire region.
战争使整个地区人口减少。
被动结构强调状态变化。
Many villages in the countryside have been depopulated.
许多乡村已经人口减少。
用of引出减少的具体人群，较为正式。
The plague depopulated the city of its residents.
瘟疫使该城市的居民大幅减少。
Not this
The city depopulated due to the war.
Use this
The war depopulated the city.
英语中'depopulate'是及物动词，必须带宾语，表示“使某地人口减少”。中文可以说“城市人口减少”，但英文不能说'The city depopulated'，而要说'The war depopulated the city'。
Not this
The epidemic depopulated many people.
Use this
The epidemic depopulated the entire region.
'Depopulate'的对象应该是地区或区域，而不是直接指人口或个体。中文可以说'减少了很多人'，但英文中'depopulate'只能用于地点，表示使该地人口减少。
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Dictionary facts from ECDICT, WIKTIONARY.