call - up后跟有哪些介词

call后面加介词：

call for 邀请， 接(人)， 呼吁， 要求

call at访问， (火车、船)停靠

call on 拜访，号召

call up 给 ... 打电话 扩展资料

I'll call for you at 7 o'clock.

我7点钟去接你。

A truck driver used his CB radio to call for help.

卡车司机用民用波段无线电呼救。

The radio station had an open line on which listeners could call up to discuss various issues.

这家电台开放线路，听众可打电话参加各种问题的讨论。