用法:
1 owner, director or manager of a bank3(1) 银行的老板、董事长或经理.

用法:
2 (in gambling) person who holds the bank3(2) （赌博中的）庄家. ,banker's `order = standing order (standing).

• opportune
• oppose
• oppress
• oppression
• oppressive
• opprobrious
• opprobrium
• optimism
• optimistic
• optimization
• optimum
• optional
• optometrist
• opulence
• opulent
• opus
• oracle
• oracular
• oration
• orator
• oratorio
• oratory
• orchard
• orchestra
• orchid