nodding

We’re on nodding terms with our neighbours but we don’t know anyone else at all.

我们与点头之交，不过其他人就不认得了。

I have a nodding acquaintance with some members of the committee.

我与委员会的几位成员泛泛之交。

You need at least a nodding acquaintance with the rules of chess to understand the book.

你得对国际象棋的规则略知一二才能看懂这本书。

Grandmother sat nodding by the fire.

祖母坐在火炉旁打瞌睡。