The study of comparing female split jerk with drop jerk in dynamics 女子箭步式上挺和下蹲式上挺的动力学比较研究
2.
He dashed into the inner office with the haste of a short trying to cover . he charged upon the desk of the stenographer 他箭步冲进里间办公室，像个卖空头的人急于补足那样急不可耐。他对直冲向速记员的办公桌。
