通气孔

tōngqìkǒng

air vent; vent

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blowhole; venthole

【化】 vent hole

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blowhole; venthole

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tong1 qi4 kong3

an airvent, a louvre, airflow orifice

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通氣孔|通气孔 [tōng qì kǒng] ► an airvent ► a louvre ► airflow orifice