确信电容器组不带电压。Make sure the capacitor bank is voltage-free.它们的普遍原理是利用电容器的可变电容.Their common principle is to use the variable capacity in a condenser.这种装置称为平行板电容器.This arrangement is known as a parallel - plate capacitor....
The old-timers used to recall how hot 1886 was.老人们常常回想起1886年的酷热。They recall the good buddies they used to have in middle school.他们想起了过去上中学时的好伙伴。The ground has been polluted beyond recall.这片土地已被污染得面目全非。...
我试图将先前的境遇从大脑中抹去。I was trying to blank out previous situations from my mind.我讨厌手头拮据的境遇.I hate feeling fenced in by lack of money.这小孩的悲惨境遇使我很伤心.The child's misery tore my heart....
幼鲸长出一层厚厚的鲸脂，以抵御寒冷的海水。The baby whale develops a thick layer of blubber to protect it from the cold sea.恰恰为了从鲸脂中获得有价值的油,鲸鱼遭到捕猎.It is for the valuable oil in blubber that whales are hunted.曾经有一段时期,捕鲸不仅仅是为了它的鲸脂,也为了它的骨头.Once ...