Backfired
v. （内燃机等）发生逆火( backfire的过去式和过去分词 ); 发生回火; （枪炮）向后爆发; 发生意外
🗣️ 情景例句
I'm afraid it just isn't good enough.
恐怕这不够好。
Doing is better than saying.
行胜于言。
in fact they did nothing of the kind,
实际上那是根本不行的。