Levonorgestrel
[医]乙羟基二降孕甾烯炔酮, 左旋-18-甲基炔诺孕酮
🗣️ 情景例句
What happened?
怎么啦？
Every man has his weak side.
人人都有自己的弱点。
Who is going to sign the contract for your side?
谁代表你们这一方签约？