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- slacken one's efforts and drag one's heels 松松垮垮， 拖拖拉拉
- slacken one's gaitv. 开始缓步走
- The drug affects one's power(s) of concentration. 这种药影响人精神不能集中。
- Here are the designs. Which one(s) do you prefer? 这就是那些图样.;你喜欢哪一个[些]?
- Market dull and slacken no business report. 市场萧条胩衰退，没有有关交易的报道。
- She is one of the best hurdlers in the world. 她是世界上最优秀的跨栏选手之一。
- Please slacken the tent rope before it rains. 下雨前，请将帐篷的绳索放松。
- The boy took one sip of the wine and spat it out. 那男孩子呷了一小口葡萄酒，但马上又吐了出来。
- We're on the last lap, so don't slacken! 我们已处最後阶段，可不要松劲啊！
- The deer was peppered with shot all down one side. 那只死鹿的半边身子都被子弹击中。
- This is only one instance out of many. 这不过是许多例子中的一个。
- Many one or little one is indifferent to me. 多一个或少一个对我是无关紧要的。
- No one dared to speak out against the injustice. 没人敢对不公正行为表示公开反对。
- One of the fishing boats sank down astern of us. 有一艘渔船在我们后面沉没了。
- slacken one's efforts to remould one's world outlook 放松世界观的改造
- No one is allowed to get his ticket out of turn. 任何人都不准不按次序买票。
- One bad deed can blemish a good reputation. 一次不良的行为可损害好的名声。
- One should not run about aimlessly during an alert. 空袭警报期间不可到处乱跑。
- The car industry is one of our biggest employers. 汽车工业是我们最大的雇主之一。
- Brooklyn is one of the five boroughs of New York city. 布鲁克林区是纽约市的五个行政区之一。
