clenbuterol
noun/klenˈbjuːtərɒl/
/klenˈbjuːtərɔːl/
[uncountable] (medical)- a drug that is used to treat asthma but that has also been used illegally by people who compete in sports, in order to build muscle
克仑特罗（用于治疗哮喘的药，有些运动员非法使用此药以增强肌肉） Word Origin1970s: from c(h)l(oro-) + (ph)en(yl) + but(yl) + er + -ol.