Backwardness in high quality epitaxial wafer has limited greatly the development of Chinese LED industry.高质量的外延片已经成为中国LED产业发展的主要制约环节.We are struggling with backwardness.我们在和落后现象做斗争.Those who were in various degree of bac...
There was Mame by my side confiscating my intellects and attention.有玛米坐在我身边,害得我心不在焉.Einstein was one of the greatest intellects of his time.爱因斯坦是他的时代里最有才智的人之一.He was one of the most formidable intellects of his time.他是他那...
她还没来得及按门铃，门就开了。The door was opened before she could ring the bell.他跳着上了台阶，按下了门铃。He bounded up the steps and pushed the bell of the door.随着门铃叮当作响，埃米醒来了。Amy woke up to the sound of her doorbell ringing....
空气中散发着煤油味，巨型飞机在头顶隆隆地响着。The air reeked of kerosene and huge aircraft rumbled overhead.泄漏的煤油污染了水源。A leakage of kerosene has polluted water supplies.这就像用煤油灭火.It is like putting out a fire with kerosene....
Long - term exposure to this medicine may sensitize you to the allergen.长期使用这种药可能会使你易于过敏.When the immune system encounters an allergen , it may become sensitised.当免疫系统发现了过敏原就会致敏.To investigate the allergen distribution a...