The gym teachers lined us up against the cement walls.体育老师让我们靠着水泥墙排好。A puppy stepped in the fresh cement.一只小狗踩在刚抹好的水泥面上。The earth-moving trucks and cement mixers lay idle.运土卡车和混凝土搅拌机闲置着。...
Slow, careful curing of the concrete improves the hydration of the cement.混凝土的缓慢而精心的养护可以改善水泥的水化作用.ZL and lignosulphonate calcium don't harm the strength development of granular soil stabilized with cement.ZL和木钙两种缓凝剂...
She ripped off her dress and let it fall to the floor.她一把扯下连衣裙，任其滑落到地上。Do you wear your old clothes until they fall to pieces?你一直穿你的旧衣服，直到穿烂了为止吗？The temperature tonight will fall to seven degrees Celsius.今晚气温将下降到七摄氐度....
His team retreated last night with tails tucked firmly between their legs.昨晚，他的队伍灰溜溜地退场了。He retreated behind a veil of cigarette smoke.他隐藏在一层香烟烟雾之后。The police retreated at a sprint.警方快速撤退。...
...the bridges which link the port area to the city centre.连接港区和市中心的桥梁Teaching reconsidering is the geography effective teaching instruction essential important link, after class teaching reconsidering primarily.教学反思则是地理...