Hidrogen
n. 氢
🗣️ 情景例句
Oh, this is a wonderful house.
啊， 这是一栋很好的房子。
He that boasts of his own knowledge proclaims ignorance.
夸耀知识实乃无知。
She likes bread and milk a little, but she doesn't like eggs at all.
她吃点面包，喝些牛奶还行，但是不喜欢吃鸡蛋。