laundering

例句：

1. 1. She laundered the dirty clothes in the washing machine.
   她在洗衣机里洗了脏衣服。
2. 2. The clothes were so dirty that they needed to be laundered before wearing again.
   这些衣服太脏了，需要再次清洗才能穿。
3. 3. Laundry is a chore that needs to be done regularly to keep the house clean.
   洗衣服是一项需要定期做的家务活，以保持房屋干净。