| 释义 |
un·announcedBrE /ˌʌnəˈnaʊnst/ NAmE /ˌʌnəˈnaʊnst/ adjective happening without anyone being told or warned in advance 未通知的；未预告的；未打招呼的◆ She just turned up unannounced on my doorstep . 她未打招呼就来到我家门口了。◆ an unannounced increase in bus fares 公共汽车票价未经公告的上涨 |