我们在后面比较详细地讨论相干性理论时,再回到这些概念上来.We will get back to these ideas when we consider coherence theory in more detail.所以, 我们说激光的相干性比普通光强得多.Accordingly, laser light is said to be much more coherent than ordinary light.于是干涉条纹的产生看来...
They wore ordinary ties instead of the more formal high collar and cravat.他们打着普通的领带，而不是更为正式的高领领结。You're never fully dressed without a cravat.不打领结，就不算正装。Mr. Kenge adjusting his cravat, then looked at us.肯吉先生整了整领带, 然后...
这三位都是越战老兵。All three are Vietnam vets.有经验的老兵被挑选出来去突袭难攻的敌军阵地.Seasoned veterans were picked to storm the difficult enemy position.我祖父是二战时的老兵.My grandfather is a veteran of the Second World War....