mixed bag

n. 杂集, 混合体, 大杂烩

例句与用法：

The competition entries were a very mixed bag.

参赛者是错落不齐的大杂烩。

The new intake of students appears to be a very mixed bag.

新招收的一批学生似乎是由各式各样的人所组成。

详细释义：

ph.

杂集