Bfs
abbr. 宽度优先搜索（breadth first search）；油压缓冲器开关
🗣️ 情景例句
The wristband. Something old?
腕带。旧的东西，
What's wrong now?
现在又怎么了。
Despite the fact that the bottle is tinted a delicate shade of green, an observant visitor would soon notice that it is filled with what looks like a thick, grayish substance.
尽管那只瓶子呈淡绿色，但细心的客人很快就会发现瓶里装的是一种看上去黏稠，颜色发灰的东西。