Omc
abbr. 操作维护中心（Operation and Maintenance Center）
🗣️ 情景例句
And thank you, Mrs. Vann.
谢谢！Vann太太。
She was promoted on the basis of her accomplishment.
她是依其成就得到晋升的。
She always eats her lunch at noon.
她总是在正午吃午饭。