大学英语：Such words may be called “popular”

　　4.Such words may be called “popular”， since they belong to the people at large and are not the possession of a limited class only.

　　since 在句中引导的是一个原因状语从句，请看例句：

　　1)Since it was Saturday， he got up very late (因为是周六，他起床很晚。)

　　2)You can take the place of him since he is not interested (你可以取代他，因为他对这事不感兴趣)

　　at large 在本句中的意思是“整个”，这个词组的意思还有很多，请看下面的句子：

　　1)The people at large love peace (大多数人热爱和平)

　　2)The virus is still at large (这种病毒还在蔓延)

　　3)The murderer is still at large (杀人犯仍逍遥法外)

　　4)He talked at large about his plans (他详尽地谈了自己的计划)

　　5)They made the arrangements at large (他们随意地做了安排 )