Tubing

['tjuːbɪŋ] or ['tʊbɪŋ]

解释:

(p. pr. & vb. n.) of Tube

(n.) The act of making tubes.

(n.) A series of tubes; tubes, collectively; a length or piece of a tube; material for tubes; as, leather tubing.

伊丽莎白手打

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