双语幽默笑话：水的分子式

水的分子式

Teacher: What the chemical formula for water is the?

老师：水的分子式是什么?

Blonde: HIJKLMNO!!

花瓶：HIJKLMNO!!

Teacher: What are you talking about?

老师：你在说什么?

Blonde: Yesterday you said its H to O!

花瓶：昨天你不是说H to O吗?