bromine
/ˈbrəʊmiːn/noun
mass noun
- the chemical element of atomic number 35, a dark red fuming toxic liquid with a choking irritating smell. It is a member of the halogen group and occurs chiefly in the form of salts in seawater and brines. (Symbol: Br)（化学元素）溴（符号： Br）。
词源
early 19th cent.: from French brome, from Greek brōmos 'a stink'， + -INE4.