You must have noticed how tired he sometimes looks.你一定注意到他有时候显得特别疲惫。"His memory must be completely back, then?" — "Just about."“这么说，他的记忆一定是完全恢复了？”——“差不多。”There must be any number of people in my position.一定有很多人处在我这种境况。...
然而在英国人的词汇中, “napkin(餐巾) ” 或写作 “ nappy ”这个词实际意义为 “ 尿布(diaper) ”.To the British, however, he word " napkin " or " nappy " actually means " diaper. "奥斯卡有两手准备 —— 或从教或写作.Oscar has two strings to his bow - he can teach or he c...
半导体器件在电子设备中能起各式各样的控制作用.Semiconductor devices can perform a variety of control functions in electronic equipment.在半导体收音机中晶体管代替了真空管.In semiconductor receivers transistors take the place of vacuum tubes.这半导体收音机小巧玲珑.This mak...