[mass noun]a tall plant with a stiff upright stem, divided serrated leaves, and glandular hairs. It is used to produce hemp fibre and as a psychotropic drug 大麻。 亦称 Indian hemp, marijuana
Cannabis sativa, family Cannabaceae (or Cannabidaceae): two subspecies (sometimes considered two species), C. s. sativa, which is chiefly used for hemp, and C. s. indica, from which the drug is usually obtained 拉丁名Cannabis sativa,大麻科:2亚种(有时被视为2种),即主要用来作大麻的大麻以及通常用来提炼毒品的印度大麻 ■a dried preparation of the flowering tops or other parts of this plant, or a resinous extract of it (cannabis resin), used (generally illegally) as a psychotropic drug, chiefly in cigarettes (主要在香烟中非法用作精神毒品的)大麻干制剂;(从大麻中抽提出的)大麻脂