People don't like to ask questions for fear of appearing ignorant

　　人們不喜歡問問題，害怕自己會(huì)顯得很無知。

　　I met some very ignorant people who called me all kinds of names.

　　我碰到了一些非常粗魯?shù)募一�，他們用各種臟話罵我。

　　Many people are worryingly ignorant of the facts about global warming.

　　許多人竟然不知道地球變暖的事實(shí)，實(shí)在令人擔(dān)憂。