| 例句 |
Schools were closed when the roads iced over.道路结冰，学校停课了。As the weather grew colder, the pond iced over.天气变冷了，池塘结了冰。The pool iced over for about a week.池塘冰封了大约一周。The river usually ices over in December.该河流通常在12月结冰。The freezing rain caused the roads to ice over.冻雨使路面结了冰。The pond was iced over for most of the winter.这个池塘在冬天的大部分时间里都封冻着。Drivers faced a new danger as roads iced over when floodwater froze.洪水结冰后路面被冻住了，司机面临着新的危险。 |