| 释义 |
direction of motion短语⁶⁸⁹⁹⁵
基本例句
运动方向
The orientation of a spacecraft relative to itsdirection of motion.飞行姿态宇宙飞船相对于其飞行方向所处的位置
A vector quantity whose magnitude is a body's speed and whose direction is the body'sdirection of motion.速度一种向量，其量值为物体的速率，其方向为物体运动的方向 |