Lights reflected off dust-covered walls creating a ghostly luminescence.灯光照在满是灰尘的墙上，反射回苍白的冷光。The thing of luminescence all is not a gold.发光的东西不都是黄金.With good light collection, about 30 % of the luminescence quanta may re...
Lights reflected off dust-covered walls creating a ghostly luminescence.灯光照在满是灰尘的墙上，反射回苍白的冷光。With good light collection, about 30 % of the luminescence quanta may reach the photocathode.在良好的光收集条件下, 约30%的荧光量子可以到达光阴极.cryst...
Farmers all over the globe knowinging the importance and immutability the seasons.全全地球的农民们都明白季节的很重要性和永恒性.The immutability of God is a strong ground of consolation and encourages hope and confidence.上帝的不变性乃是我们安慰的坚固根基,鼓励我们...
The telephone call came shortly before dinnertime.电话是在正餐快要开始时打来的。Yuki is working up an in - home phonics program slated for Thursdays , and I'm drilling her on English conversation at dinnertime.Yuki每周四还有一次家庭语音课.我在晚...
They were impressed by his steadfast good cheer.他整天笑呵呵的样子给他们留下很深的印象。Her steadfast belief never left her for one moment.她坚定的信仰从未动摇过.He remained steadfast in his belief that he had done the right thing.他一直坚信自己做得对。...
A blade guard is fitted to protect the operator.为保证操作人员的人身安全安装了桨叶保护罩。I became a ham radio operator at the age of eleven.我在11岁时成了一名业余无线电操作员。The operator will put you through.接线员会为你接通电话。...
手头上有合适的设备将会帮上大忙。Having the right equipment at hand will be enormously helpful.在公司倒闭后，他手头缺少现金。He was short of cash after the collapse of his business.手头的生意似乎快到紧要关头了。The business in hand was approaching some kind of climax...