Mixonephridium
混合肾管
🗣️ 情景例句
I was very sad indeed to hear about it.
听了这件事，我的确非常难过。
It's pleasure to meet you.
幸会，幸会。
It has been said that everyone lives by selling something.
据说每个人都靠出售某种东西来维持生活。