1. Walking on thin ice

Idiom pronunciation: rú lǚ bó bīng

Idiom definition: Sho: walk on, step on. It's like walking on thin ice. It is a metaphor for acting with extreme caution and caution.

The source of the idiom: "Poetry·Xiaoya·Xiaomin": "Warming with fear, as if facing an abyss, as if walking on thin ice."

2. Abyss on thin ice

Abyss Bo Bing, a Chinese idiom whose pinyin is shēn yuān bó bīng, means facing an abyss with your feet on thin ice, which is a metaphor for being in a dangerous situation and being wary. From "The Book of Songs·Xiaoya·Xiaomin".