底相

【化】 bottom phase

底的英语翻译：

a copy kept as a record; base; bottom; end; fundus; the truth of a matter
【医】 base; basement; bases; basi-; basio-; basis; batho-; bathy-; fimdi
floor; fundus; pavimentum; solum

相的英语翻译：

each other; mutually; appearance; looks; look at and appraise; photograph
posture
【化】 phase
【医】 phase