Wherever possible, the illustrations are taken from literature.

只要有可能, 例证都取自文学作品。

You must adduce a lot of examples to support your argument.

必须引用许多例证来证观点。

It instances in a great author.

这是从一位大作家作品里获得例证。

A case might be made for the blackface minstrel show, vaudeville, or for the entertainments of some medicine shows, camivals, and riverboats as American folk drama.

滑稽说唱团(由白人扮黑人)、杂耍，或一些娱乐性药品巡回、表内河游艺船等，均可作为美国民间戏剧例证。