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
Will you become my wife?
你能成为我的妻子吗？
He who makes no mistakes makes nothing.
不犯错误者一事无成。
Where are you from then ? Canada?
那么你是从哪里来的呢？加拿大？