Ocm
abbr. Oracle认证大师（Oracle Certified Master, Oracle为数据库名）
🗣️ 情景例句
Stop being so moody.
不要这么喜怒无常。
These clothes are very beautiful, but are not of vary good quality.
这些衣服很漂亮，但是质量并不太好。
A huge iceberg was suddenly spotted by a lookout.
突然，了望员发现一座冰山。