The convenience store is one kind of commercial retail trade which the 20th century 70's appear, at present and so on the developed country already was mature in America and Japan.

便利店是20世纪70年代出现的一种商业零售业，目前在美日等发达国家已经成熟。

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Sainsbury's already operates three supermarkets and one convenience store in Scotland which do not sell tobacco.

BBC: Scotland business

When the couple split, a former friend of Moore, actress Ally Sheedy - the two women starred in St Elmo's Fire - told US magazine that the marriage had been one of convenience.

BBC: Willis and Moore divorce