In the phrase 少不了 (shǎobuliǎo), the word 少 represents "being without." So 少不了 means "can't be without" or "can't do without." It is quite colloquial in usage.
Structure
Subj. + 少不了 + Noun / Verb Phrase
Situation / Result ,少不了 + 是 + Reason
Keywords
少不了 · 少 · 不了 · 了
Used for
Indicating conditions · Indicating cause and effect · Referring to simultaneous events
Summary, structure, classification, and adapted sentence examples draw from the AllSet Learning Chinese Grammar Wiki under CC BY-NC-SA 3.0; changes were made. This noncommercial reference is based on an October 2023 snapshot.