commercial advertisers masquerading as private individuals以普通百姓姿态出现的商业广告人员The robbers got into the bank by masquerading as security men.劫匪假装成保安人员进入银行....vices masquerading as virtues.披着美德外衣的丑恶The local paper is full of g...
How to prevent concrete from freezing - thaw and carbonation is very important.研究如何防止混凝土冻融、碳化具有重要意义.It's so cold the snow doesn't get a chance to thaw...天太冷了，雪根本化不了。At least this second meeting had helped to th...
We don't train them only in bricklaying, but also in other building techniques.我们不仅仅训练他们砌砖，而且教给他们其他建造技术。Now, I'm going to show you something about bricklaying.我现在要告诉你一些有关砌砖的事.That's a skillful piece of bri...