It is an inevitably action taken, that supposed we need 5 days working, plus some job position needs overtime after officialhours, Saturday and Sunday.
这是一个不可避免的措施，即假定我们需要五天的工作时间，再加上某些职位。
2
And even in Sweden's south, with up to seven officialhours of daylight on the shortest day of the year, the sun is often masked by low clouds and never pushes far past the horizon.
瑞典南部白昼最短的一天日照本应达到七个小时，但由于低云层的缘故，日光几乎不能越过地平线。
3
According to the official story, Bell filed a few hours earlier than Gray and so was awarded the patent.