jerky motion
常見例句
- Avoid jerky, bouncy, or high-impact motions that can increase your risk of injury.
此堦段要避免急拉，彈跳或高沖擊的運動。
blog.sina.com.cn - If the dog is uneasy around--say, some dogs find the herky-jerky motions of children or, you know, ungraceful people like me sort of threatening-looking.
NPR: The Ethicist: Weighing a Canine Conundrum - From slow, puppet-like motions to the jerky trotting of an old woman across the stage, movements grow out of the parts and become stamped on the onlooker's mind.
ECONOMIST: French theatre 返回 jerky motion