whiten

动词

1. 1

   使变白、漂白

   This detergent claims to whiten shirts without damaging the fabric.

   这款洗衣精标榜能把衬衫洗白又不伤布料。

2. 2

   美白

   The dentist warned that strips can whiten teeth unevenly.

   牙医提醒，美白贴片可能让牙齿白得不均匀。

3. 3

   变白、发白

   Her knuckles whitened as she gripped the railing.

   她紧抓著栏杆，指节都发白了。