Mesonephridium
中胚肾
🗣️ 情景例句
What time?
什么时候
We certainly expect our product to be available by October 1.
我们的产品在可在10月1日前准备好。
The fact of first-rate importance is the predominant role that custom plays in experience and in belief, and the very great varieties it may manifest.
最重要的是，风俗在实践中和信仰上所起的举足轻重的作用，以及它所表现出来的极其丰富多采的形式。