Bfs
abbr. 宽度优先搜索（breadth first search）；油压缓冲器开关
🗣️ 情景例句
Hello.... Hello, Alexandra. How are you? ... Fine.
好……Alexandra。你好吗 ……很好。
We've only sold our product at trade fairs, not in an on-going sales campaign.
我们的产品只在商展时展售，而没有办促销活动。
No! Look at these holes.
不能了！看看这些洞。