Popi
n. 邮局位置指示器
🗣️ 情景例句
What type of visa have you got?
您持的是哪种签证？
The remembrance of past sorrow is joyful.
记住过去的不幸使人愉快。
How it came about that snakes manufactured poison is a mystery.
蛇是怎样产生毒液的，这是一个谜。