When people are debating an issue together in a meeting, you can see a paralleleffect. 当人们在会议中集体讨论某一议程。 你可以看到一种类似效应。
It was announced at a meeting in Turkey exactly six months after the start of theprotests. 抗议活动开始六个月后在土耳其召开的会议上他们宣布了该决定。
But when she call him later he is on a meeting. 可他总是不方便,等她再打过去,他又在开会了。
在意思上有没有区别?在使用频率上有没有区别?
▲同意刘老师的看法,on a meeting 是不规范的。至于 at a meeting 和 in a meeting,两者都可以说,前者侧重表示“在会上”“出席会议”;后者则侧重表示“在开会”,但也可表示“在会上”。如:
1. at a meeting 的用法
They made jokes at what he said at the meeting. 他们拿他在会上讲的话开玩笑。
I can take your place at the meeting tomorrow if necessary. 如果必要的话明天我可以代替你去开会。
2. in a meeting 的用法
Prepare what you plan to say in the meeting ahead of time. 提前准备好你在会上打算说些什么。
Tim really annoyed me in the meeting this morning. 在今天上午的会议上,蒂姆着实惹恼了我。
Officially, the director is in a meeting, though actually he’s playing golf. 据说主任正在开会,可他实际上正打高尔夫球呢。
▲相关解答,请参考:http://ask.yygrammar.com/q-2227.html