Gestrinone
乙基羟基二降孕三烯炔酮
🗣️ 情景例句
Can you please take a message for me?
你能帮我留个条吗？
That's a beautiful leather wallet,but it costs too much.
那是一个美丽的皮革钱包，但是它太贵了。
It is harvest time, and all the farmers are very busy.
因是收获季节，所有的农民都很忙。