by reason of

US /baɪ ˈriː.zən ʌv/
UK /baɪ ˈriː.zən ʌv/
"by reason of" picture
1.

由于, 因为

because of; on account of

:
The game was canceled by reason of heavy rain.
比赛由于大雨取消了。
He was excused from the meeting by reason of illness.
病获准缺席会议。