Omc
abbr. 操作维护中心（Operation and Maintenance Center）
🗣️ 情景例句
Let us out here.
让我们在这儿下车。
What brings you here?
什么风把你吹来啦？
When you have finished the letter, you make any changes you wish, check it and print it.
当你打完信件，你可以随意修改、检查，然后打印。