如何使用 "unheard" 造句

1. But almost everybody in the united states right now likes barack obama : polls give him an approval rating above 80 % , unheard of for a president-elect .
但是几乎所有的美国民众都开始支持巴拉克.奥巴马:他的支持率上升至80%,这对于一名未就职的当选总统是前所未闻的。
2. Though common with bridges , such bearings are practically unheard of with entire buildings .
虽然这种方法在桥梁建造中很常见,但是用在整栋建筑中却闻所未闻。
3. Such improvements , small though they may seem , are almost unheard of in psychiatry .
这样的改善,尽管看起来很小,但在心理治疗中也几乎是闻所未闻的。
4. The a-12 was about 93 percent titanium , a material then unheard of for aircraft design .
12的百分之九十三由钛构成,这种用于飞机设计的材料在当时还前所未闻。
5. Something unheard of within your reality ?
在你所知的现实中没有听过的东西?