We still exchange it normal 我们还是正常交流吧
I suppose we could exchange it for another model if you really aren't happy with it.
如果您真的不满意的话,我们可以换另一种型号。
We call it safe because it involves the exchange of facts and information.
我们称其安全是因为它涉及事实和信息的交换。
We don't have to give some of it up in exchange for new knowledge.
我们不用放弃一些知识来交换新的知识。
It's not going to be zero this time because we have non zero heat exchange between the system and the environment, right.?
热力学量,但是现在让我们看一下,我们的特殊函数,这次它不会是零,因为系统与外界的热量交换并不是零,对吧?
And in fact we know if the price goes to 0, it's delisted from the exchange.
实际上我们知道如果价格是,它就会从交易中退出。
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