Methoestrol
[化] 美雌酚
🗣️ 情景例句
How long will it take for my mail to reach its destination?
我的信件到达目的地要多久？
Do you often learn geography on the weekend?
你常常在周末学地理吗？
Yes. You have to practise a lot.
是的，你得大量的练习。