kill off片語動詞KK [kɪl ɔf] /kɪl ɔf/發音片語動詞1消滅、殺光、滅絕可拆開The disease killed off most of the elm trees in the valley.這種病害使谷地裡大部分的榆樹都死光了。2扼殺、終結、斷送可拆開Rising costs have killed off any hope of expanding the business.成本上漲斷送了擴展業務的所有希望。3寫死、讓(角色)死去可拆開The writers killed off her character at the end of season three.編劇在第三季結尾把她的角色寫死了。