Bcn
abbr. 巴塞罗那（西班牙城市）；主干网通信节点（Backbone Concentrator Node）
🗣️ 情景例句
Thank you.
谢谢。
Do one's level best.
尽力而为。
The smoke from the fire rose and found its way outside and the light danced over the roof of the cave.
缕缕青烟从火中升起，飘出洞外，火光在洞顶上闪耀。