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单词 u-bend
释义

U-bend


U-bend

n (Building) a U-shaped bend in a pipe or drain that traps water in the lower part of the U and prevents the escape of noxious fumes or vapours; trap
Translations

U-bend


U-bend

A pipe expansion bend in the shape of the letter U.
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更新时间:2024/9/22 7:01:00