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单词 θ213815
释义
society > occupation and work > equipment > other specific types of equipment > [noun] > plug for stopping or enlarging pipe (1)
turn-pin1862

(a) a pin that turns, or on which something turns; a pivot; (b) a conical plug for stopping or enlarging the end of a pipe.

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更新时间:2025/1/24 8:58:01