| 释义 |
hammer athammer at1.■锤击, 反复敲打He hammered at the door with his fist.他用拳头连续不断地敲门。Big waves hammered at the coral reef.大浪不断冲击着那珊瑚礁。2.■攻击The speaker hammered at his opponent's ideas.演讲人对其对手的主张不断进行抨击。3.■不断致力于The professor is hammering at an economic problem.教授正在钻研一个经济学问题。 |