The old bus ride was quite jerky. 那趟老式的公交车行驶得相当颠簸。
The four-toed Eohippus preceded the three-toed Miohippus, for example, but North American fossil evidence suggests a jerky, uneven transition between the two. 例如,四趾的始祖鸟先于三趾的始祖鸟出现,但北美的化石证据表明,这两种动物之间有一个急促而不均衡的转换过程。
The disease causes sudden jerky movements of the hands and legs. 这种疾病会导致手和腿突然出现不规则的抽搐动作。