The letter merely restated the law of the land.这封信只不过重复了一下土地法。The letter was short — a simple recitation of their problem.信写得很短——只是简单地说了一下他们的问题。The things that stuck out were his cockiness and his four-letter words.与众不同之...
The surface itself is an equipotential.表面本身是一等位面.Lines within the field along which the voltage is constant are called equipotential.在电场中电压根等的那些曲线称为等位线.At each crossing of an equipotential and a field line, the two are p...