duty-free shop

基本解釋

I paid $320 at the duty-free shop.
我在免稅商店付了320美元。
I bought it at a duty-free shop in Japan.
我在日本免稅商店買了這樣?xùn)|西。
Measures on Supervision and Administration of Duty-Free Shop
海關(guān)對(duì)免稅商店的監(jiān)管辦法

Next time you pass through London's Heathrow airport, simply drop into a duty-free shop.
ECONOMIST: Midsummer madness
South Korean consumers are not naturally averse to foreign brands—as any visitor to a duty-free shop in Asia will have noticed.
ECONOMIST: South Korea’s firms
The security line in which I waited for 15 minutes was urgently evacuated by a group of Polizei bearing machine guns, and I had to follow my line-colleauges through a beer garden and a duty-free shop to find another checkpoint with another 15-minute security line.
FORBES: Interlude: Frankfurt International Airport and Feeble Attempts at German

A duty-free shop is a shop, for example, at an airport, where you can buy goods at a cheaper price than usual, because no tax is paid on them.