Unannounced
a. 未经宣布的
✅ 同义词
📖 牛津释义
unannounced
adj
without prior warning or notification; unexpected 未事先宣布的; 未通知的; 突如其来的
make unannounced safety checks on equipment 对设备进行突然的安全检查
He arrived unannounced. 他未事先通知而来到.
🗣️ 情景例句
and tell us all about it during lunch.
一面吃午餐 ，一面告诉我们一切。
Gain got by a lie will burn one's fingers.
靠欺骗得来的利益会使自己受害。
I visited museums and sat in public gardens.
我参观了博物馆，还去了公园。