bad weld [化學(xué)]不良焊口bad weather 惡劣的天氣bad walking habit [醫(yī)藥科學(xué)]不良行走習(xí)慣bad trip n. 難受的經(jīng)歷bad traffic 交通不暢 糟糕的交通bad trade [經(jīng)濟(jì)學(xué)]貿(mào)易蕭條貿(mào)易不振bad toss [體育]拋球不好bad to the bone 壞到骨子里bad title [經(jīng)濟(jì)學(xué)]失效產(chǎn)權(quán)bad times 蕭條；不景氣bad time 糟糕的時(shí)期bad thing 壞東西， 壞事bad temper 壞脾氣；暴躁bad technical condition of vehicle [交通運(yùn)輸工程]汽車不良技術(shù)狀況bad taste 低級(jí)趣味，粗俗；壞品味bad street brawler bad smell 壞味道，壞氣味bad situation 糟糕的局面，處于劣勢(shì)bad seed bad science 糟糕的科學(xué) 偽科學(xué)