slacken
- vi. 松劲，懈怠；变松弛；变缓慢
- vt. 使缓慢；使松弛
英英释意
- 1. become slow or slower;
- "Production slowed"
- 2. make less active or fast;
- "He slackened his pace as he got tired"
- "Don't relax your efforts now"
- 3. become looser or slack;
- "the rope slackened"
- 4. make slack as by lessening tension or firmness