短語詞組用作動(dòng)詞 (v.)～+名詞slack one 's pace to a walk 把步速放慢到步行速度～+副詞slack carelessly 粗心地放松slack dreadfully 極端放松slack habitually 習(xí)慣性地偷懶slack inconsiderately 粗心地放松slack inexcusably 不可原諒地懈怠slack inherently 本質(zhì)性地偷懶slack naturally 自然地放松slack negligently 粗心地放松slack thoughtlessly 毫不考慮地放松slack uncommonly 不尋常地放松slack unpardonably 不可原諒地懈怠slack utterly 完全地放松slack weakly 無力地放松slack down 滯銷slack off 放松,懈怠slack up (使)減速; (使)松勁～+介詞slack on 在…方面松散〔懈怠〕短語complementary slackness [數(shù)]互補(bǔ)松弛性;松弛條件slackness wool 礦渣棉slackness welding 熔渣焊Social Slackness 社會(huì)性渙散stress slackness 應(yīng)力松馳Parallel slackness 并行寬松度core slackness 鐵心松動(dòng)bearing slackness 軸承間隙initial slackness 原始軸承間隙 返回 slackness