常見例句雙語例句There should be no slack in the seat belt.不應(yīng)該有任何松弛的安全帶。blog.sina.com.cnFit Mighty-Tite onto any seat belt, lift the ratcheted handle a few times and easily remove unwanted slack for a tight car seat fit.它適郃於任何汽車座椅安全帶,將棘輪扳手提起按壓幾次,很容易消除座椅安全帶安裝過程的松弛。權(quán)威例句Drivers are slack about seat belts and child-seats are rarer still.ECONOMIST: How half of Mexico ended up without driving tests 返回 slack seat