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

当两个云团彼此靠近，它们的区域相反地电时，空气绝缘层破裂，闪电生。

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， 在两块且相反电荷的面外，电场的大小是相等的，但是方向相反，因此在这两块电面外的电场为零。

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， 因为我们彼此间的联系更加紧密，或者相反，在巴别塔的时刻，他们变得如此不同， 以至于彼此无法理解。

Thus, natural selection acts oppositely on seeds and on fruits.

因此，自然选择对种子和果实的作用相反。