| 释义 |
beat one's head against the wall beat (one's) head against a/the wallTo attempt continuously and fruitlessly to accomplish some task or achieve some goal that is or seems ultimately hopeless. Some people are never going to agree with you on this, so it's no use beating your head against a wall trying to convince everyone. I feel like I've been beating my head against the wall trying to understand this math equation.See also: beat, head, wallbeat one's head against the wallAlso, bang or run one's head against or into a brick wall . Waste one's time in a hopeless enterprise, as in I have tried many times to convince him to stop smoking, but I'm beating my head against a brick wall . The metaphoric phrase alludes to a physical expression of frustration. [Late 1500s] Also see beat the air. See also: beat, head, wall |