唯一的区别在于联邦储备系统发行了货币而非短期国库券以换取其所购之物。
The only difference is that the Fed issues money rather than treasury bills in exchange for its purchases.
在任务创建后，用户会获取其实例id以便与之进行后续的通信。
After a task is created, a user obtains its instance ID for subsequent communication with it.
人类所能犯的最大的错误就是拿健康来换取其他身外之物。
The biggest mistake a man has ever made is to sacrifice one's health in exchange for worldly possessions.
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