One's cup of tea 对某事或某人感兴趣，是某人的喜好

One's personal preferences of something and/ or liking something.

例句：

Watching horror movies is not my cup of tea.

看恐怖电影不是我喜欢的。

Going shopping with friends every weekend is my cup of tea.

我喜欢每周末和朋友一起逛街。