The main pipe, the branch pipe, and the breathing pipe all are hoses.

主管、支管和通气管均为软管。

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I nearly suffocated when the pipe on my breathing apparatus came adrift.

我的呼吸器上的管子脱落时，我差一点窒息。

《牛津词典》

Smoking: Breathing the fumes of burning plant material, especially tobacco, from a cigarette, cigar, or pipe.

吸烟：吸入和呼出燃烧的植物所产生的烟，尤其是来自香烟、雪茄或烟斗中。

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