Jerking movement
[医] 急动
🧩 词语组成解析
n. 颠簸；震摇；顿挫
🗣️ 情景例句
He should just about get by in the exam.
他这次考试还能勉强及格。
It's really a bargain.
租金很便宜。
Suddenly my wife spotted a boat moored to the bank.
突然，妻子发现岸边泊着一条小船，