slacken

slacken v.

鬆弛, 放慢, 減弱, 減少, 減緩放慢

英英解釋:動詞slacken:
1. become slow or slower
同義詞：slow, slow down, slow up, slack
2. make less active or fast
同義詞：slack, slack up, relax
3. become looser or slack
4. make slack as by lessening tension or firmness
同義詞：remit

習慣用語

slacken off 松馳; 減弱; 蕭條

slacken up 放鬆, 放慢