by reason of
US /baɪ ˈriː.zən ʌv/
UK /baɪ ˈriː.zən ʌv/

1.
由於, 因為
because of; on account of
:
•
The game was canceled by reason of heavy rain.
比賽由於大雨取消了。
•
He was excused from the meeting by reason of illness.
他因病獲准缺席會議。
由於, 因為
because of; on account of