Steve: the HR department says that we should take a break for five minutes every hour to rest our eyes from staring at the computer and our hands from typing.
史蒂夫：人力资源部的人说我们应该每一小时休息五分钟，让一直盯着电脑的眼睛和打字的手休息一下。
On December 7, 2008, it was going at 210 km/hour in a zone with speed limit of 120 km/hr.
2008年12月7日，它曾以时速210KM的速度在一限速120KM的区域内狂飙。
In almost all cases it should be hour (HR).
在几乎所有情况下，应该小时(人力资源)。
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