Ketoprogesterone
[化] 酮孕酮
??? 情景例句
When can we go fishing?
我們什么時候去釣魚？
How long will it take for a letter to get to California?
你把信寄到加州要多長時間？
It was carrying some large bags of rice. Suddenly one of the bags fell off the truck.
它運載著大包大包的米。突然一袋米從卡車上掉了下來。