I find the characters in the book very unconvincing.

我觉得书中的人物很不真实。

《牛津词典》

I found the characters very two-dimensional and dull.

我觉得那些人物形象毫无深度且乏味无聊。

《柯林斯英汉双解大词典》

You really have to think about the characters.

你真的需要考虑角色。

youdao

"I didn't really think about it as an educational program, I just really fell in love with the characters.

VOA: special.2009.11.27

Hence, some of the characters in books through whom you had glimpsed life's possibilities were fellow Americans of yours.

所以你要借助,书中的东西和角色,来表达生活的可能性。

耶鲁公开课 - 1945年后的美国小说课程节选

The Japanese was hard when I learned the characters,

我学字符的时候觉得日语很难，

学习外语的时候 - SpeakingMax英语口语达人

The characters in this drama are the government, the company, the advisers and the clients.

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It is animate and the characters inhabiting it have their own designs, pure or otherwise.

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Even better, the characters have costume changes a couple of times an episode, every week.

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