Dihydroxyestrin
[医] 雌二醇
🗣️ 情景例句
Right now, we should clean up this room.
现在， 我们应当清理一下房间。
Why are you here?
你怎么会在这里？
This increases their air-resistance and reduces the shock of impact when they hit the ground.
这样就加大了空气阻力，并减少了它们着地时冲击力带来的震动。