The authors conducted three online experiments with participants recruited from a data-collection service.

研究者通过对数据采集服务选取的对象进行了三个在线试验。

youdao

To recover used oil most efficiently, the focus of the bus-collection service is to promote citizen involvement.

公车收集废油这个点子主要是为了鼓励全民参与的热情，以达到更好地回收地沟油的目的。

youdao

Yes, we will change the proceeds to yen for you. We will deduct a collection service charge from the proceeds, of course.

是的，我们将把款项为您换成日元。当然，我们要从中扣除取款的手续费。

youdao

The Labour MP for West Lancashire said the reply she received suggested a mail collection service was the only option.

BBC: Rosie Cooper MP 'astonished' by Royal Mail delivery reply

Councillor James Monaghan, executive board member for environmental services, said the council "has never been intent on privatising the refuse collection service".

BBC: Rubbish

The company was granted permission in January to build a depot for its waste collection service, along with HGV and staff parking, skip storage and a vehicle depot.

BBC: Norman Baker