1.When two clouds get close to each other, with their regions oppositely charged, the air insulation breaks down and lightning occurs.

当两个云团靠近，它们的区域相反地带时，空气绝缘层破裂，闪发生。

2.Maybe all of our Englishes will converge because we're all so much more interconnected, or oppositely, in a Tower of Babel moment, they'll become so different as to be mutually unintelligible.

也许我们所有的英国人都趋同， 因为我们间的联系更加紧密，或者相反，在巴别塔的时刻，他们变得如不同， 以至于无法理解。机翻

3.Okay, outside  the two parallel, oppositely charged planes, the electric fields are equal in magnitude, however,   they are opposite in direction, therefore the electric field outside the two parallel planes of  charge is zero.

好的， 在两个平行的、带相反荷的平面外，场的大小相等，但是方向相反，因两个平行荷平面外的场为零。机翻