n.費用；花費；代價

It's too much of an expense for me to own a car. 對我來說，擁有一輛汽車的花費太大。

Societies should try to save every plant and animal species, regardless of the expense to humans in effort, time, and financial well-being. 社會應(yīng)盡力挽救每一動植物物種,不管花費多少人力、時間和財力。

He finished the job at the expenses of his health. 他以犧牲健康完成了這項工作。

That's why a reduction in price can never be made at the expense of quality. 正因為如此,降低價格的同時,并不能以犧牲質(zhì)量為代價。