Long ago,King Charles the Second of England added the colony's coat of arms to his shield.

VOA: special.2011.01.23

And let's say our second electron now is really far away, such that it's actually not going to shield any of the nuclear charge at all from that first electron.

距离原子核非常非常近,我们说第二个电子处于非常远的位置,这样它不会对第一个电子,感受到的来自原子核的电荷量有任何屏蔽作用,我们最后要说的是。

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The hoplite himself is marked by, first of all, the shield and second of all, as we continue to think about his defensive capacities, he has a certain amount of armor to protect his body.

重装步兵的标志,首先就是盾牌,其次,和我们将要说到的防御力有关,就是士兵的身体有一定程度的护甲保护

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