| 单词 | slacken |
| 释义 | slacken /slak"euhn/, v.t. , v.i. 1. to make or become less active, vigorous, intense, etc. 2. to make or become looser or less taut. [1570-80; SLACK1 + -EN1] Syn. 1, 2. relax, loosen, slack, abate. Ant. 2. tighten, tense. |
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