底本 dǐběn master copy Definitions Defs Origin Strokes Stroke Words Sentences Sents dǐběn master copy · source text 底 dǐ noun record A rough draft or a copy kept for record-keeping purposes本 běn noun book book; volume; notebook; edition of a textdǐběn capital 底 dǐ nounlocative bottom The lowest part of an object or body of water; base; foundation本 běn noun capital capital; principal; financial assets used for business or investmentdǐběn libretto 底 dǐ noun record A rough draft or a copy kept for record-keeping purposes本 běn noun script script; libretto; draft used for a performance