染发剂 (rǎn fà jì) — hair dye, hair colorant

定義

例文

• 她想换一个发色，就去买了一瓶染发剂。
  Tā xiǎng huàn yí gè fā sè, jiù qù mǎi le yì píng rǎn fà jì.
  She wanted to change her hair color, so she went and bought a bottle of hair dye.
• 这种染发剂不含氨，对头发伤害较小。
  Zhè zhǒng rǎn fà jì bù hán ān, duì tóu fa shāng hài jiào xiǎo.
  This kind of hair dye doesn't contain ammonia, so it's less damaging to hair.
• 用染发剂之前最好先做过敏测试。
  Yòng rǎn fà jì zhī qián zuì hǎo xiān zuò guò mǐn cè shì.
  It's best to do an allergy test before using hair dye.