To enforce rules or laws strictly and impartially; to uphold justice with a serious and upright demeanor.
这位老师在教学上总是正色直绳，对学生的要求一丝不苟，确保他们掌握扎实的基础知识
This teacher always enforces rules strictly in teaching, being meticulous about student requirements to ensure they master solid foundational knowledge.
Era:
Ancient
Frequency:
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