Our new courier offers fast delivery to most cities in Taiwan at no extra cost.

我們的新快遞業者提供台灣多數城市的快速配送，且不另收費用。

The customer service team gave a fast response to every complaint we received last week.

客服團隊對上週收到的每一則客訴都迅速回覆。

She is a fast learner, so the manager put her on the new accounting project.

她學東西很快，所以經理讓她加入新的會計專案。