something /ˈsʌmθɪŋ/ pron. ……或诸如此类的东西，……什么的；大致，大约，左右；什么什么（用于表示不记得人名、数字的余下部分或歌词等）；还算幸运的事；重要的人（或事）；（想法或建议）有道理，值得考虑；有点儿，有几分 PRON-INDEF You use something to refer to a thing, situation, event, or idea, without saying exactly what it is. 某事，某物； Aren’t you forgetting something? I don’t think so. He realized right away that there was something wrong. 他马上意识到有地方不对了。 There was something vaguely familiar about him. 他身上有某些东西似曾相识。 You said there was something you wanted to ask me; ADJ 真厉害、很重要。 You’re really something. It’s not an easy job.
类似的说法还有something like that，something of that kind，or something or other，or whatever (you call it)。 twenty somethings 二十多岁的人