rotational
美 /ro'teʃənl/
释义
a. 转动的, 轮流的 rotational speed 旋转速度,角速度;圆周速度 rotational grazing 循环放牧 rotational inertia 转动惯量;转动惯性;惯性矩
例句
The length refers to the length of the arm; because the throwing motion is rotational from the shoulder out, the atlatl simply lengthens the arm to increase the throwing speed and force.
长度是指胳膊长度,因为抛扔运动是以肩膀关节为中心的旋转运动,这样一来,飞镖投掷器只不过是手臂的延长,因此,增加了投掷的速度和力量。
