n.跳動，搏動，悸動
vi.（心臟）跳動，抽痛
She felt her heart give a great throb. 她感到心猛地一跳。
The ache was subsiding into a dull throb. 疼痛漸漸消退，變成隱隱的搏動了。
His heart throbbed after he mounted the hill. 登上小山后他的心怦怦直跳。
