We've been on a bit of a downer since the Liverpool game.自从利物浦比赛以来，我们一直有点沮丧。For divorced people, Christmas can be a downer.对离异的人来说，圣诞节令人感伤。Not getting the promotion was a real downer.未得到提升真让人很沮丧。...
单支红色发光二极管表示电源已接通。A single red LED shows that the power is switched on.按这种方式使用的二极管叫做整流管.A diode used in this manner is called a rectifier.二极管早已作为常规器件应用于多种电路中.The diode is used routinely in many kinds of electronic circuit...
The film opened to healthy box office receipts before rapidly falling off.这部影片的票房收入开始的时候持续上涨，但是后来急剧下降。Children in evacuation centres are falling prey to disease.疏散中心的孩子正受到疾病的折磨。Many school buildings are unsafe, and some ...
"Isn't this marvelous?" she cooed.“这是不是太不可思议了？”她低声说。He was on fire with this marvelous sight.看到这一令人叹为观止的景象，他激动万分。The marvelous acting compensated for the play's weak script.本剧的精彩表演弥补了剧本的不足....
After investigation they learned that the brain wave, which was a side of the brain will sleep.经调查它们的脑电波得知, 它们某一边的脑部会呈睡眠状态.The problem worried me for months until I got a brain - wave and solved it.这问题困惑了我几个月我才灵机一动,解决了它....