He started piano lessons at the age of 7.他7岁开始上钢琴课。The piano music mixes with the murmur of conversation.钢琴的弹奏声混杂着低低的交谈声。He won first prize at the Leeds Piano Competition.他在利兹国际钢琴比赛中荣获一等奖。...
英语句法的难点the difficulties of English syntax这是谈判中主要的难点之一。This was one of the major sticking points in the negotiations.孩子们辩论功课中的难点.The boys argued over the thorny points in the lesson....
The MIC of berberiae was obviously lower than that of acidum salicylicum.同时发现该药的MIC明显低于水杨酸.Conclusion Tyrosinase activity acidum vitamin A.结论维甲酸可使酪氨酸酶活性增加.However the levels of acidum folicum and vitamin B 12 in the bloo...