muscle jerks 肌肉抽搐
jerk someone around 戏弄某人
sudden jerks 突然的抽动
A: Why is he being such a jerk today?
A：他今天怎么表现得这么混蛋？
B: I don't know, he's just been very rude lately.
B：我不知道，他最近一直非常无礼。
1) 讨厌或自私的人
2) 突然的抽动或晃动
3) 猛拉或扭动
1. 混蛋；讨厌的人
2. 突然的抽动
noun
1. An unpleasant, selfish, or inconsiderate person
Synonym: idiot, fool
verb
1. To move with a sudden, sharp, or unsteady movement