- not heard or listened to；not previously known of or done
- 1. not heard or listened to my protests went unheard
- ▪ not previously known of or done sales tax was unheard of in Kansas up until 1937 wines from unheard-of villages
- not heard or listened to: my protests went unheard
...主詞補語) (who demand that colleges offer students luxuries unheard of by earlier generations of college students -- single dorm...
.... 10分鐘後，鐵達尼號撞上了冰山。 Its cry for help was unheard. 它求救的訊號沒有被聽到。 The Carpathia, many miles...
for 箱子: Caution: Do NOT stack! for 易碎品: Fragile! Please handle with care. for 不耐壓的地板: (unheard of, but...advise you to get it changed): No heavy load allowed!