但是今天，我们去那是参加义务劳动。

But today we went there to take part in voluntary labor.

youdao

但是，今天我们去那里参加义务劳动。

But today we went there to take part in voluntary Labour.

youdao

明天我不能参加义务劳动。因为有别的事。

I shall not be able to take part in the voluntary Labour tomorrow.

youdao

许多人包括老人们都参加了星期六义务劳动。

Many people including the old go to work without any pay on Saturday.

youdao

这座建筑在准备迎接游客之前，需要数千小时的义务劳动。

It took thousands of hours of volunteer labor to ready the building for show.

youdao

我们这些无辜的网名，一不小心就成了宣传某品牌的义务劳动者了啊！

We innocent netizens was used as a spreader of the brand for free!

youdao

我们这些无辜的网名，一不小心就成了宣传某品牌的义务劳动者了啊！

We innocent netizens was used as a spreader of the brand for free!

youdao