by the sweat of one’s face
靠自己辛苦劳动… Read the rest
靠自己辛苦劳动… Read the rest
医 穆-麦二氏比率(脉压舒张压比率)… Read the rest
化 可拆模板… Read the rest
医 痛觉过敏… Read the rest
经 双重运费制度, … Read the rest
经 多边贸易协定… Read the rest
计 二次变分… Read the rest
医 多处切断术… Read the rest