put one’s shoulder to the wheel
助一臂之力, 努力工作… Read the rest
助一臂之力, 努力工作… Read the rest
计 如果…则…否则… Read the rest
电 色频讯号的同相部份… Read the rest
医 乳头环状静脉… Read the rest
医 治疗矛盾… Read the rest
化 热猝灭… Read the rest
n. 温差电, … Read the rest
电 扫描螺丝指数… Read the rest