dam
noun [ C ] uk/d?m/ us/d?m/
(WALL)
（尤指旨在蓄水的）堤坝，水坝
a wall built across a river that stops the river's flow and collects the water, especially to make a reservoir (= an artificial lake) that provides water for an area
The Aswan High Dam is on the River Nile in Egypt. 阿斯旺大坝位于埃及境内的尼罗河上。
Compare: dyke (WALL)
(MOUTH)
（dental dam）
a dental dam
dam
verb [ T ] uk/d?m/ us/d?m/ -mm-
在（河上）筑坝蓄水
to build a dam across a river in order to store water
Phrasal verb
dam something up 在（河上）筑坝蓄水
#p#分页标题#e#to build a dam across a river in order to store water
不健康地压抑，郁积（情绪，尤其是愤怒，悲伤等）
If you dam up your feelings, especially anger or sadness, you do not allow yourself to express or show your feelings in a healthy way.
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