上不了台面

Learn Today's Idiom (成语)

上不了台面

shàng bù liǎo tái miàn

Better kept under the table;not to be disclosed;too inferior to show in public

Traditional:

上不了檯面

这份报告的质量太差了,简直上不了台面。

The quality of this report is extremely poor; it's simply not good enough to be presented.