dam
/dæm/
n. / v.
标准词条
CET-4
一句话记住
水坝;堤坝;筑坝拦水;抑制
释义与例句
n.
水坝;堤坝
a wall built across a river to stop the flow of water and form a lake
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The dam holds back a huge amount of water.
这座大坝拦截了大量的水。
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They built a dam to control the river.
他们修建了一座大坝来控制这条河。
展开其余 1 条例句
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The dam burst after days of heavy rain.
连日暴雨后大坝决堤了。
v.
筑坝拦水;抑制
to build a dam across a river or to hold back water or feelings
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They dammed the river to create a reservoir.
他们在河上筑坝建造水库。
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She tried to dam up her anger.
她努力抑制自己的怒火。
展开其余 1 条例句
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The river was dammed to provide hydroelectric power.
这条河被筑坝以提供水力发电。
词源与构词
记忆钩子
dam 可作名词(水坝)和动词(筑坝;抑制),过去式要双写 m:dammed。
词族与关联词
同义词
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barrier 屏障;障碍物barrier 泛指任何阻挡物;dam 特指拦截水流的堤坝。Police set up barriers to control the crowd. 警方设置屏障以控制人群。
常见搭配
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build a dam 修建水坝The government plans to build a dam on the river. 政府计划在这条河上修建一座大坝。
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dam up the river 在河上筑坝They dammed up the river to create a lake. 他们在河上筑坝形成了一个湖。
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a dam burst 大坝决堤The dam burst and flooded the village. 大坝决堤,淹没了村庄。