A Feynman propagator is constructed for the effective interaction between electrons which takes into account the polarizability of the medium of unexcited particles in the Fermi sea. 欲从实验和理论完整了解蛋白质的稳定性及动性是一个挑战,这往往需要对摺叠和非摺叠态的蛋白质之间交互作用做具体的分析。
I was starting to feel really tired and unexcited by it.
我开始感到非常疲倦并且对此不感兴趣。
VOA Special 2019年7月合集
He was still unexcited. Most unusual, he thought. It was probably a trick of his mind. He was certain of this when he also saw a ship floating in the shining sea.
他仍然毫不激动。太奇怪了,他想道,这是幻想吧,他确定看到光亮的大海上停泊着一艘大船。
最后的莫希干人(中)
On the other hand, the scout was obscure; because from the lingering pride of color, he rather affected the cold and artificial manner which characterizes all classes of Anglo-Americans when unexcited.