He seems nice, but actually he's a cunning liar at heart.

他看起来不错，但实质上却是个狡诈的骗子。

youdao

He seems a nice man.

他看来是个好人。

《牛津词典》

Well, that hamster over there looks nice. He seems friendly, and he has short hair.

好，那仓鼠看起来不错。他似乎很友好，并且他有短的毛发。

youdao

He seems like a really nice guy.

他看起来是个不错的男人。

I want to 实战 - SpeakingMax英语口语达人

You just think, oh he seems nice, he seems innocent.

CNN: Suspects described as brothers from Russian Caucasus

North Carolinians say Democrat John Edwards seems to be a really nice person, but he spends a lot of money and a little time representing them in the Senate.

NPR: Does Arkansas Still Heart Huckabee?

"I had a very good impression of the players' level, it seems like a very nice place to be and an ambitious club with good support, " he said.

BBC: New signings praise Norwich drive