Cbb
abbr. 电子布告栏（Bulletin Board System）
🗣️ 情景例句
The topic of sex if somewhat taboo in Chinese daily conversation.
性在中国的日常谈话当中是禁忌话题。
How many cans are you going to take?
你要拿几罐？
Oxygen is widely used in ship repairs for cutting and joining metal plates or pipes.
在船舶修理过程中，常常使用氧气切割和焊接金属板或金属管。