ten

be ten a penny

见 penny

ten out of ten

a perfect mark

满分

used to congratulate someone or indicate that they have done something well

（由于对方工作出色而给予的）赞扬；祝贺

you have to give her ten out of ten for persistence.

你得赞扬她的坚持不懈。

ten to one

very probably

十之八九；很可能

ten to one you'll never find out who did this.

你很可能永远都找不出这是谁做的。