Can you unfasten the lock catch of a box?你能解开箱子的锁扣 吗 ?Do not unfasten the seatbelt before the plane stops completely.在飞机纯粹停止前,不要松开安全带.When Ted was six we decided that he needed to know how to fasten and unfasten his seat...
Can you unfasten the lock catch of a box?你能解开箱子的锁扣 吗 ?When Ted was six we decided that he needed to know how to fasten and unfasten his seat belt.特德六岁的时候，我们认为他得知道如何系上和解开安全带了。Do not unfasten the seatbelt before the plane ...
售票处正在售票.Tickets are on sale from the booking office.售票窗口那个女的告诉我入场费是17.50美元。The woman at the ticket window told me that the admission fee was $17.50.你应该从售票机上买票.You should buy the ticket from the ticket machine....
社区广播电台和商业广播电台一直是有区别的。There has always been a difference between community radio and commercial radio.他现在是一位教师，并且是社区内受人尊敬的一员。He was now a teacher and a respectable member of the community.为什么像大学这样人才济济的社区要害怕虚无主义呢？Why shoul...
The contents of camphor, mentholum, isoborneol and borneol in Guanxingao are determined by gas chromatography.用气相色谱法测定了冠心膏中樟脑 、 薄荷脑 、 异龙脑和龙脑的含量.Objective : To establish a Capillary GC method for the determination of Isob...