She would be guilty of betraying her own mother.她会犯下背叛自己母亲的错误。Don't try to trick me with words into betraying the secret.别拿话来诈我.He was on the verge of betraying his secret.他险些儿(差点)泄露了秘密....
The two policemen were joined by another policeman also carrying a pistol.另一名持枪警察和那两名警察会合了。He drew his pistol and aimed at the enemy soldier.他拔出枪对准敌兵.He gripped his pistol tightly, just in case.他握紧手抢, 以防万一....
质子的质量几乎是电子的2,000倍。Protons are nearly 2000 times as heavy as electrons.自由基是一种具有未配对电子的分子碎体.A free radical is a molecular fragment having an unpaired electron.在物质中的贯穿能力,都是和电子的动能E有关的.Penetration in matter depends on the kine...