如果你避免眼神的交流，别人就会认为你不真诚、不值得信任。

If you fail to make eye contact you will be seen as insincere and untrustworthy.

youdao

她是一个公众人物，但不属于任何人。如果她认为你不真诚，她就不和你待在一起了。

She is a public figure but belongs to no one. She will not stay with you, if she thinks you are not sincere.

youdao

也许这个收银员也是一样，所以你可以将她的微笑理解成真诚的(或者不真诚的)，将她的声音理解成甜蜜的(或者不甜蜜的)，也只需要理解“节日”和“快乐”两个词的字面意思就好了。

Maybe she's the same, so you interpret her smile as sincere (or not), her voice as genuinely cheery (or not) and you understand the literal meaning of the two words "happy" and "holidays".

youdao