To challenge a vastly superior force with inadequate strength, thus inviting certain defeat; to court disaster by attempting the impossible.
面对经验丰富的对手，他非要硬碰硬，结果是以蛋碰石，输得一败涂地。
He insisted on confronting the experienced opponent head-on, which turned out to be like striking a stone with an egg, and he suffered a crushing defeat.
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