Electricity is of two kinds, positive and negative. The difference is, I presume, that one comes a little more expensive, but is more durable; the other is a cheaper thing, but the moths get into it.
电有两种,正电和负电。我想,不同之处在于,一辆车会贵一点,但更耐用;另一种是更便宜的东西,但是飞蛾会进去。
标签
Electricity
Negative
Presume
Think Positive
Cheaper