usage：释义

The act, manner, or amount of using; use: the usage of a technical term; an instrument that measures water usage.

The act or manner of treating; treatment: subjected the car to rough usage.

A usual, habitual, or accepted practice. See Synonyms at habit.

The way in which words or phrases are actually used, spoken, or written in a speech community.

A particular expression in speech or writing: a nonce usage.