O字母開頭的單詞或詞組(第2頁)：

• outgrew
• overlay number
• overflow fault
• offset address instruction
• overall price index
• off-position
• ostensible
• optimal merge tree
• optimum working efficiency
• on one's own initiative
• open-door
• operation table
• orthopercussion
• off-hook signal
• object protection
• of mucous gland cyst
• occupying tenant
• oil jack
• oarage
• obakunone
• open-end mortgage
• orthodoxy
• open business
• oxalyl
• original writ
• out of position
• order sequence
• outer packing
• oxidation tower
• odontotomy
• open as read only
• oxyquinaseptol
• outbalance
• original material
• oil duck
• optimum decision strategy
• orthogonal table
• oxalated blood
• otiatry
• outlawry of war