for the sake of
US /fɔːr ðə seɪk ʌv/
UK /fɔːr ðə seɪk ʌv/

1.
为了, 为了...的利益
for the purpose of; in the interest of
:
•
They decided to move for the sake of their children's education.
他们决定搬家为了孩子的教育。
•
Let's do it for the sake of argument.
我们姑且这么做吧。