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
I sure am.
我确实饿了。
It is a matter of life and death to me.
那对我是生死交关的问题。
I was angry because they were late.
我生气，因为他们迟了。