不知道的用法和樣例：
例句
-
我們不知道這些鳥如何找到它們的路。
We have no idea how the birds find their way. -
有些人因不知道如此重要的一件事而頗感自豪。
Some people are rather proud of being ignorant of such an important matter. -
說自己不知道規則是不能成為藉口的。
To say you were ignorant of the rules is no excuse. -
我對這件事完全不知道。
I am utterly in the dark about the matter. -
我不知道這事。
I'm quite in the dark about it.
