Backfires
v. （内燃机等）发生逆火( backfire的第三人称单数 ); 发生回火; （枪炮）向后爆发; 发生意外
🗣️ 情景例句
Is he a client?
他是顾客吗？
This offer must be withdrawn if we haven't received your reply within five days.
如果5天之内我方未必到贵方答复，该盘撤消。
Were you able to quote on all the items we need?
我们需要的每个项目你都能报价吗。