The heroin-dependent rats的用法和樣例：
例句
- Because addiction to nicotine is as strong as an addiction to heroin, abstinence is difficult.
因為尼古丁成癮性同海洛因成癮性類(lèi)似，戒除很難。 - Cut across drug related crime and the power base of the dealers by providing treatment, maintenance and counselling for all heroin addicts.
跨越與毒品有關(guān)的犯罪和權力基礎的經(jīng)銷(xiāo)商提供的待遇，維修和咨詢(xún)服務(wù)為所有海洛因成癮者。
