| 释义 |
be banging (one's) head against a brick wallTo be attempting, continuously and fruitlessly, to accomplish some task or achieve some goal that is or seems ultimately hopeless. I feel like I've been banging my head against a brick wall trying to understand this math equation. be banging, etc. your head against a brick ˈwall (informal) try for a long time to achieve something, persuade somebody to do something, etc. without success: I realized they weren’t even listening to my protests. I was just banging my head against a brick wall. |