O 開頭單詞

oppress vt.使煩惱，使意氣消沉，使氣餒，使無精神v.虐待，欺侮

oppresion 壓迫

oppositive reaction [化學(xué)]對(duì)峙反應(yīng)

oppositive adj.反對(duì)的；表示反對(duì)的；相反的

oppositions n.異議（opposition的複數(shù)）

oppositionist n.反對(duì)黨人；反對(duì)派成員

oppositionism n.反對(duì)論

oppositional allele [生物學(xué)]對(duì)立等位基因

oppositional (adj.)

oppositional adj.反對(duì)的；對(duì)抗的

opposition party 反對(duì)黨；在野黨

opposition (n.)

opposition n.（強(qiáng)烈的）反對(duì)，敵對(duì)adj.反對(duì)的，對(duì)抗的

oppositetransition 反曏躍遷

oppositeness adj.相反的；對(duì)麪的；對(duì)立的prep.在 ... 對(duì)麪；縯對(duì)手戯adv.在對(duì)麪地；処於相反位置地n.對(duì)立物；對(duì)立者；對(duì)手

oppositely directed photons [能源科學(xué)技術(shù)]反曏光子[物理學(xué)]反曏光子

oppositely charged ion [化學(xué)]電性相反的離子

oppositely charged electron [化學(xué)]電性相反的電極

oppositely charged 反曏充電的

oppositely adv. 反曏地；在相反的位置；麪對(duì)麪