slack up英语标准发音:slack up英式发音:美式发音:翻译中文松懈slack up - 基本释义[词典1]减退减弱减速松劲放慢slack up - 英英词典VERB[动词]make less active or fast使不活跃或不快He slackened his pace as he got tired他累了,放慢了脚步Don't relax your efforts now现在不要放松你的努力slackslackenrelaxslack up - WEB词典slack up松懈slack k up减速slack up a hawser放松大索 参考资料: 1.百度翻译:slack up2.有道词典:slack up3.爱词霸:slack up