guideline

/ˈgaɪˌdlaɪn/

a light line that is used in lettering to help align the letters

Chinese meaning: 指导方针；准则

The government issued new guidelines for reducing carbon emissions.

政府发布了减少碳排放的新指导方针。

Teachers should follow the curriculum guidelines when planning lessons.

教师在备课时应遵循课程指导方针。