unannounced
美音:
[´ʌnə´naunst
]英音:
[´ʌnə´naunst
]adj.未经宣布的
难易程度:
unannounced为短语/超纲词汇
unannounced
/,ʌnə'naʊnst; ,ʌnə`naunst/
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.
unannounced
adj, adv
happening without anyone expecting or knowing about it
We arrived unannounced.