| 释义 |
free swing motion
基本例句
自由摆动
Impulsion may be recognized by the freely swinging back and the participation of all the joints in the forward motion.自由摆动的背部和身体所有关节都参与向前的运动是动力的表现。
A compass is essentially a magnetized needle mounted in such a way that it can swing freely.实质上，指南针就是一个支起来能自由摆动的磁针。 |