- 越雷池一步 yuèléichíyībù to overstep the boundsTo cross a set limit or boundary; originally derived from a command for troops not to cross the [[雷池|雷池|lei2 chi2]] river during the Jin dynasty
- 不敢越雷池一步 bùgǎnyuèléichíyībù dare not overstep the limitDare not go one step beyond a prescribed limit or boundary; originally referred to a historical command to stay within a specific defense area.
- 不能越雷池一步 bùnéngyuèléichíyībù cannot overstep the limitunable to cross the boundary or venture a single step beyond the restricted area; cannot overstep a set limit
- 不越雷池 bùyuèléichí to stay within boundsto not overstep prescribed limits; to remain within the allowed boundaries
- 难越雷池 nányuèléichí hard to cross the limitdifficult to overstep a certain boundary or prescribed limit
