The bags beside the road are stowed with sand and salt for putting on icy roads to make them safer.
路旁的袋子里装满了沙和盐，以便用来撒在结冰的路面上使之较为安全。
Bill called in question Tom's remark that basketball is safer than football.
比尔对汤姆所说的打篮球比踢足球安全些的话表示怀疑。
People always used to tell me: put your money in bricks and mortar, there is nothing safer. So I bought my house.
人们过去总是这么告诫我：把钱用在购置房屋上吧，没有比这更保险的了。所以我买下了房子。
