I'm quite deaf — you'll have to speak up.我耳背——你得大声说。If you thought that wasn't fair, why didn't you speak up?如果你认为那不公平, 为什么不说出口?If you have any complaint, don't just sulk ; speak up.你有意见提出来, 不要闹 ...
水能把樟脑从其酒精溶液中淀析出来.Water precipitates camphor from its alcoholic solution.樟脑在酒精中可以溶化.Camphor is soluble in alcohol.樟脑溶于酒精而不溶于水Camphor dissolves in alcohol, but not in water....
住在招待所的人大多更喜欢单人间，而不想和别人共住一间。Most hostel tenants would prefer single to shared rooms.借助青年招待所到处去旅行to go youth hostelling数百名初级文职官员只能被安排到旅馆和临时青年招待所过夜。Hundreds of junior civil servants have to be put up in hotel rooms and temp...
Frictional forces may also act when there is no relative motion.在无相对运动的情况下,也可以有摩擦力的作用.Viswanathan has analyzed the frictional interaction between fiber fringes.维斯沃纳森分析了纤维须头间的相互摩擦作用.This depends on the estimation of the t...