常规 (cháng guī): Code of conduct (Noun, Adjective) — Meaning & Stroke Order

He did not adopt conventional tactics but instead chose a risky surprise attack.

Since conventional methods offer no way out, we might as well try some innovative thinking.

He did not follow a regular sleep cycle, which resulted in low energy during the day.

The contour design of this building is quite novel, breaking away from conventional geometric forms.