The drug addict was snorting cocaine every night. 這個(gè)癮君子每天晚上都用鼻吸食可卡因。
Stephen has just confessed to taking cocaine. 史蒂芬剛剛坦白說(shuō)自己吸食過(guò)可卡因。
Mice that lack the receptor do not become dependent no matter how much cocaine they are given. 缺少這個(gè)受體的小鼠，無(wú)論服用過(guò)多少古柯堿，都不會(huì )上癮。
If the GCMS fingerprint of a sample matches that of heroin or cocaine, it is nearly impossible for even the best defense lawyer to challenge the result successfully. 如果樣品透過(guò)氣相層析質(zhì)譜分析儀呈現出來(lái)的特徵，符合海洛因或古柯堿，那麼就算是請到王牌辯護律師，也不可能成功打敗這樣的結果。
