unheard-of
adj. 前所未闻的,无先例的,空前的; 旷古未闻
1. previously unknown;
Vast sums, unheard of in my are sought and obtained in the name of education.
在我那个时候从未听说过的数目的钱以教育的名义聚拢.
I imagine extraordinary intrigues and unheard of wines and passions.
我想象到一些不同寻常的私情和前所未闻的醇酒和情欲.
Once he did it in eighty days, unheard of in the nineteenth century.
他曾经八十天环游地球, 这在19世纪是闻所未闻的.
Real adultery, secret infidelity by the woman without the husband's knowledge, was therefore unheard of.
所以,真正的通奸, 妻背夫不贞, 是从来没有听说过的.
This is unheard of!
这真是闻所未闻!