| 单词 | unfastened |
| 释义 | unfastened unfastened adj: (undone: button, seatbelt) SC 没系的，松开的 sōng kāi de Tom left the top button of his shirt unfastened. unfasten [sth] vtr: (undo: button, seatbelt) SC 解开 jiě kāi TC 解開 SC 松开 jiě kāi，sōng kāi TC 鬆開 Davina unfastened her seatbelt and got out of the car. |
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