voluntarily

副词

1. 1

   自愿地、志愿地

   She voluntarily gave up her seat to the elderly passenger.

   她自愿把座位让给那位年长的乘客。

2. 2

   主动地、自动地

   The company voluntarily recalled the faulty batteries last week.

   该公司上周主动召回了有瑕疵的电池。

3. 3

   无偿地、义务地

   Many doctors work voluntarily at the free clinic on weekends.

   许多医生周末在义诊诊所无偿服务。