leave something to be desired

US /liːv ˈsʌmθɪŋ tu bi dɪˈzaɪərd/
UK /liːv ˈsʌmθɪŋ tu bi dɪˈzaɪərd/
"leave something to be desired" picture
1.

有待改进, 不尽如人意

to be unsatisfactory or not as good as expected

:
The quality of the food at the restaurant left something to be desired.
这家餐厅的食物质量有待改进
His performance in the play left something to be desired.
他在剧中的表现有待改进