- 化锄为剑，化剑为锄。
Make the hoe your sword, and the sword your hoe.
- 水的化学式为H-O-H。
The chemical formula for water is H-O-H.
- 霜还没有开始溶化。
The frost has not begun to thaw yet.
- 这些年空气质量恶化了。
Air quality has deteriorated these past few years.
- 他的化学很差。
He is poor at chemistry.
- 我们要尊重传统文化。
We must have respect for tradition.
- 人类适应环境变化的能力很强。
Man has a great capacity to adapt to environmental changes.
- 我因为化妆品皮肤过敏了。
I got a makeup-induced rash.
- 据说山上的天气变化很快。
It is said that the weather in the mountain changes easily.
- 我对化学略懂一二。
I have some acquaintance with chemistry.
