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单词
plug valve
释义
plug valve
noun
:
a valve or cock opened or closed by the turning of a usually conical plug
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top fermentation
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top flight
top fruit
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top guns
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top hats
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top lines
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top loader
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top necrosis
top of the tree
top off
top oneself
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更新时间：2025/3/18 13:31:51