小儿子是天生的流浪儿.The youngest is a born rider of the rails.小儿子是个天生的流浪儿.The youngest is a born rider of rails.这个流浪儿以前从没听过这样的话, 这也是他有生以来听到的最快乐的话.These were strange words to the vagabond boy's ears, and the pleasantest he ha...
To treat the problem fully requires the use of quantum electrodynamics.完整地讨论这个问题需要应用量子电动力学.Out of quantum electrodynamics come all known electrical, mechanical, and chemical laws.从量子电动力学可以得出所有已知的电学 、 力学和化学定律.It anticipat...