青云翻译

These volunteers work to each of them a week to spend a few hours of their time.

These volunteers work every week to spend several hours at a time to each of them them.

These volunteers work each Zhou Yao the flower to go to their each person they several hours the time.

These volunteers work they need to spend a week each of them a couple of hours of their time.

These volunteers work every week to spend several hours at a time to each of them them.