相关单词近義詞 slackening 動詞slacken的現在..., laxation 松弛, relaxation 消遣反義詞tightening, 上緊臨近詞loosen, loosening of egg, looseness factor, loosen up prices, Loosening shovel, loosen rock mass, loosening tiller, loosen the brake, loosen sb's cough, looseness of soil, Loosenable suture 返回 loosening