rú​lǚ​bó​bīng

extremely cautious

Senses

如履薄冰 rú​lǚ​bó​bīng (also rú​lǚ​báo​bīng) extremely cautious

tread carefully as if walking on thin ice; extremely cautious and wary in one's actions

References

see 履冰/履冰 如履薄冰/如履薄冰
see 如临深渊/如臨深淵 如履薄冰/如履薄冰