smooth over

US /smuːð ˈoʊvər/
UK /smuːð ˈoʊvər/
"smooth over" picture
1.

平息, 緩和

to make a problem or difficulty seem less serious or important than it really is

:
He tried to smooth over the argument between his friends.
他試圖平息朋友之間的爭吵。
The manager tried to smooth over the customer's complaints with a discount.
經理試圖用折扣來平息顧客的抱怨。