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
OK. By the way, tell your wife she throws a successful party.
好。还有，请告诉你夫人，她办了一个很成功的宴会。
A sow, when washed; returns to the muck.
江山易改，本性难移。
Below, the captain realized to his horror that the Titanic was sinking rapidly,
在下面，船长惊恐的地发现“泰坦尼克”号正在急速下沉，