O 開頭單詞
occasionalism n.[哲]偶因論；機(jī)會(huì)論
occasional verse 即景詩
occasional ventricular premature contraction [醫(yī)藥科學(xué)]偶發(fā)性室性過早收縮
occasional survey of cargo gear [交通運(yùn)輸工程]起貨設(shè)備臨時(shí)檢驗(yàn)
occasional survey 臨時(shí)檢驗(yàn)；臨時(shí)檢查；不定期調(diào)查
occasional study [經(jīng)濟(jì)學(xué)]臨時(shí)研究報(bào)告
occasional squally thunderstorm [政治學(xué)]間中有狂風(fēng)雷暴
occasional species [生物] 偶見種
occasional parasite [生物學(xué)]偶然寄生
occasional overeating [醫(yī)藥科學(xué)]偶然過飽
occasional overdraft [經(jīng)濟(jì)學(xué)]臨時(shí)透支
occasional lubrication [經(jīng)濟(jì)學(xué)]不定時(shí)潤滑
occasional fog signal [交通運(yùn)輸工程]隨用霧號(hào)
occasional fatal trauma 偶然的致命傷
occasional crime [心理學(xué)]機(jī)會(huì)犯罪
occasional adj. 偶然的，臨時(shí)的；（家具）特定場合才使用的；（文章等）特殊場合所作的；不定期雇用的
occasion n.場合；時(shí)機(jī)；理由；機(jī)會(huì)；盛大場面vt.引起；致使
occ n.占領(lǐng)(職業(yè))