whiten

動詞

1. 1

   使變白、漂白

   This detergent claims to whiten shirts without damaging the fabric.

   這款洗衣精標榜能把襯衫洗白又不傷布料。

2. 2

   美白

   The dentist warned that strips can whiten teeth unevenly.

   牙醫提醒，美白貼片可能讓牙齒白得不均勻。

3. 3

   變白、發白

   Her knuckles whitened as she gripped the railing.

   她緊抓著欄杆，指節都發白了。