Why go to the expense of buying an electric saw when you can borrow one?
你能借到电锯，却为何去花钱买呢？
When they can, they wish to live and prosper at the expense of others.
如果他们可以，他们希望以牺牲他人的方式生存和繁荣。
Usually when deregulation is good for business it's at the expense of the consumer.
通常当某种管制解除有利商业的话必然会以牺牲消费者为代价。
Usually when deregulation is good for business it's at the expense of the consumer.
通常当某种管制解除有利商业的话必然会以牺牲消费者为代价。
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