Obc
abbr. outer back cover 封底; on board checkout 在板校验; oscillating Baffle column 振动挡板柱（塔）; old brutal convict 时间长而令人痛苦的肺病
🗣️ 情景例句
How much are the dues?
会费多少？
The fault of the horse is put on the saddle.
马劣动怪马鞍坏。
OK.
好吧！