unable to do something
Proposed by a contributor, not yet supported by evidence.
Meaning · English
lacking the skill or ability to perform a task
Nghĩa · Tiếng Việt
thiếu kỹ năng hoặc khả năng thực hiện một nhiệm vụ
Machine-translated — suggest a fix
Register: neutral
Examples
She is unable to play the piano.
AI-drafted example auto-approved by rule (illustrative, not a corpus attestation)
Sources & notes
Everyday learner phrase (CEFR B1); level cross-referenced from published learner lists. Definition pending editorial review. Definition drafted by AI (@cf/meta/llama-3.3-70b-instruct-fp8-fast) and auto-approved by rule on 2026-08-01; pending editor spot-check.
Common questions
What does “unable to do something” mean?
lacking the skill or ability to perform a task
Is “unable to do something” formal or informal?
unable to do something is generally neutral.