Obm
abbr. 自创品牌（Orignal Brand Manufactuce）；[冶]底吹纯氧转炉炼钢（Oxygen bottom-blown Maxhuette）
🗣️ 情景例句
May I talk to you about something that's bothering me?
我能和你谈一件让我挺烦心的事吗？
Discretion is the better part of valour.
小心即大勇。
Wang Wei
王伟