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单词
alleviator
释义
WordReference Random House Unabridged Dictionary of American English © 2024
al•le•vi•a•tor
(ə lē
′
vē ā′tər),
USA pronunciation
n.
a person or thing that alleviates.
Mechanical Engineering
(in a pipeline) an airtight box, having a free liquid surface, for cushioning the shock of water hammer.
alleviate
+ -
or
2
1805–15
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更新时间:2026/1/11 8:14:35