Usage priority
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
筑坝拦水；拦截
先理解核心含义，再看它在真实句子里的用法。
筑坝拦水；拦截
to block the flow of water
The beavers dammed the stream with branches and mud.
河狸用树枝和泥巴堵住了溪流。
阻挡水流
To block the flow of water.
dam
Base
原形
dams
3rd person
第三人称单数
damming
-ing
现在分词
dammed
Past
过去式
dammed
Past participle
过去分词
Beavers dam streams with wood and mud.
河狸用树枝和泥巴堵住溪流。
They dammed the river to create a lake.
他们拦河筑坝，形成了一座湖。
The workers have dammed the valley to prevent flooding.
工人们已经筑坝拦住了山谷，以防洪水。
规则动词；注意拼写：dam → dammed/damming（双写 m）。
Workers are damming the river to create a reservoir.
工人们正在拦截河水，以建造一座水库。
The residents stacked sandbags to dam the rising floodwater.
居民们堆起沙袋，以阻挡不断上涨的洪水。
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Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.