Inspired by Halley's suggestion of a way to pin down the scale of the Solar System, teams of British and French astronomers set out on expeditions to places as diverse as India and Siberia.
受哈雷提出的确定太阳系大小的方法启发,英国和法国天文学家团队开始在印度和西伯利亚等地考察。
Managers can be the point of contact to other departments to explain why a system is down.
管理人员可以是其他部门的联络点,用以解释系统停止的原因。
The trouble is that a lot of what brought down the system was legal.
罗珀说,“而问题在于许多破坏金融系统的行为是合法的。”
So they built a system of canals to bring water down from the mountains.
VOA: special.2009.06.04
Remember, because that 1 s orbital is all the way down in terms of if we're thinking about an energy diagram, we're all the way down here, so we have a huge amount of energy we have to put into the system in order to eject an electron.
还记得吧,因为1,s,轨道在能量示意图里,是在最底部的,我们要一直到最下面,所以我们要向这个系统注入非常大的能量,才能打出一个电子。
But they have really had a big scaling down of the mass transit system this year.
但是今年确实大幅度削减了公共交通。
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