| 单词 | drum brake |
| 释义 | drum brake drum brake n.（名词）A brake in which the friction is caused by a set of pads that press against the inner surface of a rotating drum.鼓式制动器：一种制动器，透过刹车转动鼓内面与摩擦衬片相接合而产生摩擦力 |
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