a one-trick pony

含义

someone or something skilled at only one kind of task

只会一样本事的人或东西.

例句

1. 1The app is a one-trick pony: it crops photos but cannot make any other changes.
2. 2Don't call Malik a one-trick pony; he sings, dances and writes his own music.
3. 3As a comedian, Joel is a one-trick pony; every routine relies on exactly the same impression.
4. 4This kitchen gadget is a one-trick pony; it peels apples and cannot handle any other task.
5. 5Unlike her versatile colleagues, the designer is a one-trick pony, producing the same logo style for every brief.

语法

可数；复数为 one-trick ponies。one-trick 保留连字符；常用在 be 之后，可指人也可指物。

意思相近