Smsi
[化] 金屬載體強相互作用
??? 情景例句
I don't know.
我不知道。
He alone is happy who commands his passions.
只有控制感情的人，才會幸福。
Hello, Jim. Good! You're at home. How are you?
你好，吉姆，太好了，你在家呢！你好嗎？