peroxide
🇺🇸
/pəˈrɑːksaɪd/
🇬🇧
/pəˈrɒksaɪd/
A chemical used to kill germs and also to lighten hair color.
The hairdresser used peroxide to give her a bright blonde look.
髮型師使用過氧化氫讓她擁有一頭亮金色的頭髮。