jerky movement
美
英 
例句
Stick-slip flow is a jerky movement of compacted grains with velocity of particles at the walls slightly lower than in the rod like core.
粘附滑移流动是一种密集颗粒的急跳式的运动,在壁面处,颗粒的速度稍低于呈杆状的中心的速度。
A quick, jerky movement of the head or body.
头或身体的快速、忽动忽停的运动
When we read a printed text, our eyes move across a page in a short, jerky movement.
当我们看印刷文字的时候,我们的眼球会搬到一个页面在一个短,傻乎乎地移动。