1·I think we should figure out some ways to stop people from polluting the river and call on them to fight against pollution.
我认为我们应该要想出一些办法来阻止人们污染这条河,并号召人们同污染做斗争。
2·I think we should think out some ways to stop polluting the river, and call on people to fight against pollution.
我认为我们应该想出一些办法制止他们污染这条河,并号召人们同污染做斗争。
3·Today, we call on you again.
今天我们继续号召你们!
4·Award safety achievements and call on employees to learn from them.
表彰安全工作成绩,并号召员工向他们学习。
5·A conference of fertility experts this month will call on the IVF industry to rethink its approach.
本月一个生育专家研讨会将要号召试管受精行业再次思考它的出路。
1·On my way home I call on my friend Jack.
在回家的路上我顺便去拜访了我的朋友杰克。
2·The mayor and the president paid the first call on him.
市长和议长向他作了初次的拜访。
3·What I wanted to ask you was, won't you take me to call on Mr. Toad?
我想问你的是,你能带我去拜访托德先生吗?
4·I've never even ventured to call on him at his own home myself, though I know him so well.
虽然我很了解他,但我从来没有冒险到他家里去拜访他。
5·Then may I call on you at that time tomorrow?
那么明天那时我可以拜访你吗?