O

　　object 物體，事物 cultural ～s

　　objective 目的，宗旨 political ～s

　　oblige 強迫，迫使 In certain countries the law ～s parents to send their children to school

　　obscure 晦澀的，費解的 an ～ text

　　obsolete 廢棄的，淘汰的 Wooden warships are ～.

　　obstinate 頑固的，固執的，倔強的The girl would go her own way, in spite of all warnings

　　occasion 時刻，場合They met on three ～s

　　occupy 占用，占有My books ～ a lot of space

　　occur 發生，存在，出現 when did the earthquake ～?

　　odd的奇數的，單的，奇怪的One ,three five are ～numbers

　　offend 冒犯，使生氣 She was afraid of ～ing anyone.

　　offence 犯法行為，過錯 They were arrested for drug ～s.

　　offset 補償，抵消They gains ～the losses.

　　omit 省略，刪去 Minor points may be omitted.

　　opaque 不透明的A brick wall is ～.

　　optimistic 樂觀的，樂觀主義的

　　option 選擇權 It is your ～ to take it or leave it

　　orient 東方，東方國家 political theory in the West and in the Orient

　　origin 起源，由來 a word of Latin ～

　　ornament 裝飾品，點綴品 We bought ～s for the Christmas tree

　　orthodox 正統的，正宗的 an ～ economic theory

　　outline輪廓，外形 He saw the ～ of a house against the sky

　　overflow 泛濫 Every spring the river ～s

　　overhaul 大修，全面檢查，徹底革新～ a faulty machine

　　overhear 偶然聽到，偷聽到I wouldnt like to be ～d

　　overlap 重疊，部分相同 The Renaissance overlapped the later Middle Ages

　　overtake 趕上，超過 He ran out of the door to ～ her

　　overthrow 推翻，打倒 a plot to ～ the government

　　overwhelm 征服，壓倒，毀壞 He took 45% of the ballots and ～ed his two main rivals

　　O

　　object 物體，事物 cultural ～s

　　objective 目的，宗旨 political ～s

　　oblige 強迫，迫使 In certain countries the law ～s parents to send their children to school

　　obscure 晦澀的，費解的 an ～ text

　　obsolete 廢棄的，淘汰的 Wooden warships are ～.

　　obstinate 頑固的，固執的，倔強的The girl would go her own way, in spite of all warnings

　　occasion 時刻，場合They met on three ～s

　　occupy 占用，占有My books ～ a lot of space

　　occur 發生，存在，出現 when did the earthquake ～?

　　odd的奇數的，單的，奇怪的One ,three five are ～numbers

　　offend 冒犯，使生氣 She was afraid of ～ing anyone.

　　offence 犯法行為，過錯 They were arrested for drug ～s.

　　offset 補償，抵消They gains ～the losses.

　　omit 省略，刪去 Minor points may be omitted.

　　opaque 不透明的A brick wall is ～.

　　optimistic 樂觀的，樂觀主義的

　　option 選擇權 It is your ～ to take it or leave it

　　orient 東方，東方國家 political theory in the West and in the Orient

　　origin 起源，由來 a word of Latin ～

　　ornament 裝飾品，點綴品 We bought ～s for the Christmas tree

　　orthodox 正統的，正宗的 an ～ economic theory

　　outline輪廓，外形 He saw the ～ of a house against the sky

　　overflow 泛濫 Every spring the river ～s

　　overhaul 大修，全面檢查，徹底革新～ a faulty machine

　　overhear 偶然聽到，偷聽到I wouldnt like to be ～d

　　overlap 重疊，部分相同 The Renaissance overlapped the later Middle Ages

　　overtake 趕上，超過 He ran out of the door to ～ her

　　overthrow 推翻，打倒 a plot to ～ the government

　　overwhelm 征服，壓倒，毀壞 He took 45% of the ballots and ～ed his two main rivals