短语中文翻译
中文翻译：在某人的费用上
同义词：
['on behalf of', 'at the expense of', 'for the benefit of']
例句：
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1. We decided to go to the concert on his expense because we both love music.
我们决定去听他的演唱会，因为他喜欢音乐。
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2. The company was forced to close down due to the high cost of materials at its expense.
由于材料成本高昂，这家公司被迫关闭。
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3. She is always willing to help others in their own expenses.
她总是愿意在自己负担的费用上帮助别人。