at the expense of
US /æt ðə ɪkˈspens ʌv/
UK /æt ðə ɪkˈspens ʌv/
1.
以...为代价, 牺牲...
resulting in harm or damage to (someone or something else)
:
•
He pursued his career at the expense of his family life.
他以牺牲家庭生活为代价追求事业。
•
The company increased profits at the expense of environmental regulations.
公司以牺牲环境法规为代价增加了利润。