O字母开头的单词或词组(第5页):
- orders
- organ
- organism
- optimism
- October
- orphan
- orient
- on the wall
- onload
- OED
- onboard
- orchestra
- optional
- oft
- out of date
- octopus
- oversee
- overlap
- overview
- obverse
- Ovid
- oath
- on hand
- online
- opposition
- old-fashioned
- open one's mind to
- out of sight
- outrageous
- over time
- overlord
- orbit
- orientation
- other
- observation
- okay
- overtake
- one-piece
- on the weekend
- obesity
- oink
- ordered