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've had a pretty high fever since yesterday morning.
从昨天早上起，我就一直发高烧。
Where is the boarding gate for this flight?
这班飞机的登机门在哪儿？
yes, there is.
是的，有一条。