在一定条件下，电子可以作波状运动，而不是粒子状运动。Under certain conditions, electrons can behave like waves rather than particles.原子核由中子 、 质子和其他粒子构成.The nucleus of an atom consists of neutrons, protons and other particles.物质微小的粒子中束缚着惊人的力.Tremen...
Horton's Achilles heel was that he could not delegate.霍顿的软肋在于他不懂得放权。Whilst playing badminton, I ruptured my Achilles tendon.打羽毛球时，我的跟腱撕裂了。Spelling is my Achilles'heel.我最伤脑筋的弱点是拼写出错....