The reaction kinetics leading ilmenite directly by acid was investigated.研究了盐酸直接浸取钛铁矿的浸取动力学.Mining ilmenite makes serious surface water pollution, and degenerates ecological environment.钛矿开采严重污染地表水, 并使矿区生态环境普遍退化.Associat...
生孩子是使自己不再年轻时尚的最快方法。Having children was the quickest way to lose your street cred.它既时尚又耐穿，而且容易打理。It's fashionable but wearable, and it's easy to look after.所有新时尚都是从打破现有常规开始的。All new fashion starts out as a react...
The boy could have felt sorry for himself and become depressed, or he could have adopted hardened cynicism as a defense.这个男孩本有可能自怜自哀、抑郁消沉，也有可能采取冷酷的愤世嫉俗态度来保护自己。She viewed his new interest in her with cynicism.她以怀疑讥讽的态度看待他...