unannounced
                                                                
                
                
                    
                                    
                
                                                                                                        unannounced 英文词源
                
                
                    
                        - unannounced (adj.)
- 1775, from un- (1) "not" + past participle of announce (v.).
 
                
                                                    unannounced 双语例句
                
                
                    1. He had just arrived unannounced from South America.  他刚刚从南美来到这里,事先没有打招呼。 来自柯林斯例句
 - 2. She just turned up unannounced on my doorstep. 
- 她未打招呼就来到我家门口了。
来自《权威词典》
 
- 3. Having arrived unannounced for supper, we had to take potluck. 
- 由于没有提前通知我们要来吃晚饭, 我们只能吃些家常便饭.
来自《简明英汉词典》
 
- 4. My first night in Saigon I paid an unannounced visit to my father's cousins. 
- 到西贡的第一个晚上,我给父亲的堂兄堂弟们来了个突然袭击。
来自柯林斯例句
 
- 5. The principal keeps students and teachers on their toes with unannounced visits to the classroom. 
- 校长经常事先不通知地去听课,使得学生、教师都不敢怠慢.
来自《现代汉英综合大词典》