think nothing of
US /θɪŋk ˈnʌθɪŋ əv/
UK /θɪŋk ˈnʌθɪŋ əv/

1.
不觉得有什么, 不以为意
to consider something to be normal or unimportant, often when others might find it difficult or unusual
:
•
She would think nothing of driving for hours to visit a friend.
她不觉得开车几个小时去拜访朋友有什么大不了的。
•
He used to think nothing of working 12-hour days.
他过去不觉得每天工作12小时有什么。