单词 | 止点 |
例句 | DEFINITIVE EXAMPLES 权威例句〔slip ring〕A metal ring mounted on a rotating part of a machine to provide a continuous electrical connection through brushes on stationary contacts.滑环:装在机器旋转部件上的金属环,通过电刷与静止点的接触而提供连续的电流美国传统 |
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