association, relationship / dating, going out with someone

dating with compensation (payments, financial support, etc.); schoolgirl prostitution.

最小公倍数: least common multiple

least common multiple; lowest common multiple

ordinary / average / common / regular / standard / general

average, medium

something medium, average, common, ordinary / a row or line of things

fat; thick / (of a voice) deep and full

a child / (figuratively) a girl, especially a dear or desired one (compare use of English baby, babe) / a smaller or younger version of a bigger object

嗅細胞: olfactory cell