Semichemical
a. 半化学的
🗣️ 情景例句
I understand.
我了解。
You should wear a sweater, It's cold today.
你应该穿一件毛衣，因为今天很冷。
He say he'll write a letter soon. He hopes we are all Well.
他说他很快会写信的。他祝我们大家身体好。