Demorgan
[计] 德摩根
🗣️ 情景例句
Go.
Go。
I don't think so.
我可不这么想。
Some time ago, and interesting discovery was made by archaeologists on the Aegean island of Kea.
不久之前，在爱琴海的基亚岛上，考古工作者有一项有趣的发现。