Prostanoid
前列腺素类(化合物)
🗣️ 情景例句
In fact, that is the reason why I'm here to see you.
事实上 这是我来见你的原因。
Don't be scared of him.
不要怕他。
My pen dropped on the ground when I was walking in the park.
当我在公园里散步的时候，我的钢笔掉到地上了。