peroxide
noun /pəˈrɒksaɪd/
  /pəˈrɑːksaɪd/
 (also hydrogen peroxide)
 [uncountable]- a clear liquid used to kill bacteria and to bleach hair (= make it lighter)过氧化物;过氧化氢;双氧水 - a woman with peroxide blonde hair漂染金发的女子 
 词源early 19th cent.: from per- + oxide.
- a woman with peroxide blonde hair