Pathogenesy
[医] 发病机理
🗣️ 情景例句
Do we have to pre-book tours, or can we get them on site?
我们必须预定行程， 还是到那个地方再说？
Deeds are fruits,words are but leaves.
行动是果实，言语只是叶子。
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。