| 释义 |
unfasten美 [ʌn'fæs(ə)n] 英 [ʌn'fɑːs(ə)n] 第三人称单数：unfastens 现在分词：unfastening 过去式：unfastened v. undo,unhook,unlock,disengage,detach 1. | ~ sth 解开；松开；打开to undo sth that is fastened |
| to unfasten a belt/button, etc. 解开皮带、纽扣等 |
v. | 1. to undo or open something by moving or loosening things that are holding it together, e.g. the buttons of a garment, or be undone or opened in this way 2. to move the part that holds something together, especially on a piece of clothing or a belt |
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