Backfiring
v. （内燃机等）发生逆火( backfire的现在分词 ); 发生回火; （枪炮）向后爆发; 发生意外
🗣️ 情景例句
And coming home on Sunday?
星期日回来是吗？
It's a bit too hard.
这有点太难了吧。
Of course, the answer is Chinese.
回答当然是汉语。