【简答题】[A]trying[B] pretending[C] expecting[D]waiting
【简答题】adj. not pretending, honest
【简答题】凡能满足齿廓啮合基本定律的一对齿廓称为 齿廓 。机械中常用的齿廓曲线有渐开线、圆弧和摆线等,其中应用最广的是 齿廓 。
【单选题】.The detective, ______to read a newspaper, glanced at the man ______next to a woman.
【简答题】adj. pretending to have moral standards or opinions that they do not actually have
【单选题】The detective,____ to be reading a newspaper, glanced at the man_____ next to a woman.
【单选题】工程上常将轴测图作为辅助图样,关于轴测图,()描述是错误的
【简答题】adj. pretending not to know sth about a situation