Why doesn't it fly apart under the coulomb repulsion of like - charge elements?为什么它不在同类电荷元的库仑排斥作用下散开 呢 ?Exciton is electron - hole pair held together by their mutual Coulomb interaction.激子就是由电子和空穴在相互间的库仑力作用下,相互维持在一起...
他倚着栏杆, 急促地喘气.He leant against the railing, his breath coming in short gasps.长跑之后, 那个运动员正在喘气.After the long race, the runner was panting for breath.他们都伤风了,呼呼喘气而且打喷嚏.They all had colds and were sniffing and sneezing....
We have been looking at the shadowy world of the paranormal.我们一直在关注玄奇事物这一神秘世界。Someone was waiting in the shadowy doorway.有人守候在昏暗的门口。They crouched together on a shadowy hillside.他们蹲在多荫的山坡上....
Innovation requires emancipating our minds, seeking truth from facts and keeping pace with the times.创新就要不断解放思想、实事求是 、 与时俱进.All this measures are at further emancipating the productive forces.这些措施都着眼于进一步解放生产力.What does e...
The young girl violinist outshone all the other competitors.那年轻姑娘演奏小提琴使所有的竞争者相形见绌.Her spiritual beauty outshone her physical beauty.她的心灵美胜于外表美.She outshone by far all the girls of her age.她比她同年龄的姑娘们光彩照人得多....