Ocm
abbr. Oracle认证大师（Oracle Certified Master, Oracle为数据库名）
🗣️ 情景例句
You're OK, Dad.
你真好，爸爸。
To hang out the wash
晒干衣服
The operation, which lasted for over four hours, proved to be very difficult because of the hard resin which covered the skin.
手术持续了4个多小时，非常难做，因为皮肤上覆盖着一层硬硬的树脂。