acquaintanceship

Their acquaintanceship began at a conference.

用法提示：这里 acquaintanceship 表示开始相识的关系，是名词。

After years of casual acquaintanceship, they finally became close friends.

用法提示：acquaintanceship 指一种不太深入的认识关系，常带修饰语。

The acquaintanceship between the two families was maintained through holiday cards.

用法提示：acquaintanceship 表示家庭之间的交往关系，是正式用法。