如果你想伸展到拍字节(Petabyte, 2的50次方，约千万亿)的级别，或者每天数十亿请求，你就需要。

If you want to scale to the petabyte level, or the billion requests a day, you need to be.

youdao

很多公司里，其商业票据部门的工作人员级别低于文员，他们每天打电话给美林，“我需要借五千万美金。”

Your commercial paper desks, in many companies, it could be somebody down at almost a clerical level calling every single day to Merrill Lynch and saying, "I need to borrow 50 million."

youdao

在讨论原子级别时间的时候，物理学家用起皮秒（百万兆分之一秒）甚至飞秒（千万亿分之一秒）来都没任何不便。这是一方面。

Physicists have no trouble using, on the one hand, picoseconds (trillionths of a second) or even femtoseconds (quadrillionths of a second) to discuss time at the atomic scale.

youdao

在讨论原子级别时间的时候，物理学家用起皮秒（百万兆分之一秒）甚至飞秒（千万亿分之一秒）来都没任何不便。这是一方面。

Physicists have no trouble using, on the one hand, picoseconds (trillionths of a second) or even femtoseconds (quadrillionths of a second) to discuss time at the atomic scale.

youdao