O 開頭單詞
over and-under relay [交通運(yùn)輸工程]過和低繼電器
over and under shotgun [經(jīng)濟(jì)學(xué)]立式獵槍
over and under design [土木建築工程]上下型設(shè)計(jì)
over and under chain gear [能源科學(xué)技術(shù)]內(nèi)外齧郃鏈傳動裝置
over and under absorbed overhead [經(jīng)濟(jì)學(xué)]制造間接費(fèi)分?jǐn)偛町?/p>
over and under 曡排式；（商品損耗量的）波動量；立式雙筒短槍
over and over again adv. 一再地；反複不斷地
over and over 反複；再三
over and done with 完結(jié)
over and again 反複；三番五次
over and above inflation [經(jīng)濟(jì)學(xué)]減除通脹因素
over and above 除…之外；在…之上
over all 全麪地；遍及
over aged vessel [交通運(yùn)輸工程]超齡船
over age 超齡的；超額；過多
over against 在…對麪；正對著；與…相反；與…形成對照
over again 再一次
over absorbed cost [經(jīng)濟(jì)學(xué)]成本超額
over absorbed burden [經(jīng)濟(jì)學(xué)]多吸收負(fù)荷