每个能够参加战斗的男子现在都决心要保卫这条山脊。Every man who could fight was now committed to defend the ridge.为保卫祖国而献身的战士soldiers who died in defence of their country将军派遣一支小部队去保卫宫殿.The general detached a small force to go and guard the palace...
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...