The more idioms that are incompatible with water, the better.

1, in hot water: it means that the disasters suffered by ordinary people are getting deeper and deeper like water and getting hotter and hotter like fire. Metaphor means that people's lives are extremely painful.

2, fire and water are incompatible: metaphor has a deep hatred between people, can not be together. Also known as fire and water are incompatible.

3, fire and water ruthless: refers to fire and water ruthless, a little negligence, it is easy to cause great disaster. ?

4. Fire, water, soldiers and insects: the four major disasters that caused the destruction of ancient books: flood, fire, war and books.

5. Harmony of fire and water: Compare the relationship between heart fire and kidney water, kidney yin and kidney yang by borrowing the relationship between fire and water in the Five Elements Theory.