I've never been to such a dirty restaurant, and never seen such slow service.

我从没到过这么脏的餐厅，也没见过这么慢的服务。

youdao

Congested airwaves are less problematic than other chokepoints, but they still slow service.

电波拥塞的问题没有其他几个障碍严重，但仍会降低通信速度。

youdao

I can't bear your slow service, please refund me at once, I shall purchase with another hosting provider.

我为此已经受够了你们的龟速服务。请马上给我退款，我要去其他地方购买！

youdao

F.C.C.Chairman Julius Genachowski says the service available is slow and costly compared with other developed countries.

VOA: special.2010.03.19

But Internet service in Uganda proved slow and undependable.

VOA: special.2009.10.12

Additional information from the island has been slow in coming, as telephone service from abroad has been disrupted.

VOA: standard.2010.01.13

The feedback was corrosive, rife with sniping about slow service, bland assortments and high prices.

FORBES: Merchant Princes

Their reasoning was that this would complicate payments, slow service and annoy customers who weren't accustomed to credit card-only sales on airplanes.

FORBES

He responded to their complaints of slow service and arrogant engineers by adding 400 customer-service agents to take orders and quote jobs faster.

FORBES: By the Numbers