up to par

US /ʌp tə pɑr/
UK /ʌp tə pɑr/
"up to par" picture
1.

達到標準, 令人滿意

up to the usual or expected standard; satisfactory

:
His performance wasn't up to par today.
他今天的表現沒有達到標準
The quality of the product is not up to par.
產品品質沒有達到標準