Bfs
abbr. 宽度优先搜索（breadth first search）；油压缓冲器开关
🗣️ 情景例句
Philip, do you have the key to the trunk?
Philip衣箱的钥匙在你那吗？
Marvellous.
妙极了。
The city at one time must have been prosperous, for it enjoyed a high level of civilization.
这座古城肯定一度很繁荣，因为它曾享有高度的文明，