Rectilinear motion
[化] 直线运动
🧩 词语组成解析
[电] 成直线
motion
['məuʃən]
n. 运动;手势;动机，意向;请求;
vt. 打手势;向某人点头或摇头示意;打手势要求[指示];
vi. 运动;打手势;
🗣️ 情景例句
God is equal to everyone!
上帝是公平的。
Put not your hand between the bark and the tree.
少管闲事。
Many of the tourists on board had begun bargaining with the tradesmen, but I decide not to buy anything until I had disembarked.
船上许多游客开始同商贩讨价还价起来，但我打定主意上岸之前什么也不买。