释义 |
动量 dòng liàng ★☆☆☆☆n.名词⁰·⁰⁰¹⁷ᴾᵃ⁶⁸⁹³ 基本例句 momentumquantity of motionkinetic momentum繁体動量下落的物体落下时动量增加。A falling object gains momentum as it falls. 雪橇从山上下冲时动量越来越大。The sledge gained momentum as it ran down the hill. 石头滚下山时,它的动量增加。As the rock rolled down the mountainside, it gathered momentum. |