Helical motion
[化] 螺旋运动
🧩 词语组成解析
a. 螺旋状的\\n[电] 螺线
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
My instructor thought that the beginner's class was too easy for me.
老师认为初级课程对我来说太容易了。
I hope you're enjoying your stay here.
我希望你在这里过得愉快。
I didn't know he was the richest person in the world.
我不知道他是世界上最有钱的人。