Own up to your mistakes. Everyone makes them, but is a sign of character when you admit to it and commit to changing it for the better.

承认你的错误。每个人都会犯错误，但是有一点，你必须承认错误并且持续不断的改正它，不断地做的更好。

youdao

A strong square jaw is a sign of firm character.

强健的方下巴是刚毅性格的标志。

youdao

An operator, such as the + sign, is a character (or sometimes a short sequence of characters) that indicates a computational operation. In an expression, a term must be one of the following.

操作符，例如+，是一个字符(或者有时候是一小串字符)指明了运算种类。

youdao

And they may be just saying that to make me feel better, which, again, is a sign of their character and their class.

WHITEHOUSE: Presidential Press Conference

Today -- having virtually disappeared from the movies -- the cigarette is a sign of stunted growth, a crutch that Kym, Hathaway's character in "Rachel Getting Married, " can't put aside.

CNN: Review: Hathaway dazzles in 'Rachel'