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单词 θ213161
释义
society > occupation and work > equipment > building and constructing equipment > fastenings > [noun] > chain > types of (4)
jack chain1639

A chain in which each link consists of a double loop so as to resemble a figure of eight, but with the loops at right angles to each other.

safety chain1845

A chain on a door linking it to the jamb, and preventing opening beyond a certain point.

Subcategories:

— small (2)
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更新时间:2024/12/23 8:51:15