Cctahydroestrone
八氢雌甾酮
🗣️ 情景例句
Do you follow me?
听懂我的意思没有？
The class made noticeable improvement.
这班有明显的进步。
Here is a copy of itinerary we have worked out for you and your friends.Would you please have a look at it?
这是我们为你和你的朋友拟定的活动日程安排。请过目一下，好吗？