Rhodoflavin
红核黄素
🗣️ 情景例句
No.
不。
Is this a local broadcast?
这是不是当地的广播？
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？