The president paid a courtesy call on Emperor Akihito.

总统礼节性地拜访了明仁天皇。

We paid a courtesy call on the headmaster.

我们对校长作了一次礼节性的拜访。

He had at first wanted only to make a courtesy call on Molotov.

最初，他只想对莫洛托夫进行礼节性的拜访。

I'm going to my wife's parents' house to pay them a courtesy call tomorrow.

我明天要到太太娘家去跟她父母亲拜年。

If I was going to run for Congress, I'd have to pay a courtesy call on him sooner or later.

假如我打算参加竞选众议员，我迟早都得礼节性地去拜访他。