Ocb
abbr. 油断路器（oil circuit breaker）
🗣️ 情景例句
I lost a whole day's work.
我丢掉一整天的工作成果。
The chances for a promotion look really good, but before I get too old I want to see the world.
提升的机会确实无可挑剔，但是在我变得太老之前，我想去看看世界。
It has helped me to serve others.
这份礼物帮助我为他人服务。