Hmm

来自Big Physics
Safin（讨论 | 贡献）2022年4月28日 (四) 09:51的版本 （建立内容为“Category:etymology == wiktionary == [https://en.wiktionary.org/wiki/hmm ref] See hum. == etymonline == [https://www.etymonline.com/word/hmm ref] hmm r…”的新页面）
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wiktionary

ref

See hum.


etymonline

ref

hmm

representative of a sound made during contemplation or showing mild disapproval, attested from 1868, but this is probably a variation of the hum attested in similar senses from 1590s.

取自“https://www.bigphysics.org/index.php?title=Hmm&oldid=40713”