"one"を含むコロケーション

Refers to an unspecified time in the future or past.

used in negative sentences to mean 'not even a small amount'

Indicates a single, specific problem.

emphasizing that something is a single, complete unit

a single classification

used to refer to sb/sth that will help

used to emphasize the singularity and brevity of a moment

A single objection.

Refers to a single point of doubt or concern.