When we think of heroin we think needles, but heroin can be smoked, which is known as " chasing the dragon" and depending on the purity of the drug and the preference of the

提到海洛因我们会想到针头， 但海洛因是可以抽的，俗称“追龙” ，要看毒品的纯度和吸毒者的喜好。