BR的中文意思、音标与词形变化

[计] 总线请求 [化] 生物试剂

n a nonmetallic heavy volatile corrosive dark brown liquid element belonging to the halogens; found in sea water n a Marxist-Leninist terrorist organization that arose out of a student protest movement in the late 1960s; wants to separate Italy from NATO and advocates violence in the service of class warfare and revolution; mostly inactive since 1989