Ob
abbr. 养地（Ocean Bottom）；实况无线电广播（Outside Broadcasting）；向船外（Out Board）
📖 牛津释义
ob
abbr 缩写 = died (Latin obiit) 死（源自拉丁文obiit）. Cf 参看 d 2.
🗣️ 情景例句
and we'll take your dad with us.
带你爸爸也一起去。
Great men's sons seldom do well.
大人物的子孙少出息。
What kind of problem.
什么样的问题呢？