George Gershwin died in nineteen thirty-seven, just days after doctors learned he had brain cancer. He was only thirty-nine years old.

1937年，就在医生发现他患有脑癌的几天后，乔治·格什温就去逝了，年仅39岁。

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They will be housed in separate enclosures at the city’s zoo and brought together for their annual mating season, which lasts only between two and seven days between March and May.

在爱丁堡动物园，除了交配季节之外它们会被分开饲养。 大熊猫的交配季节很短，仅有二到七天，一般在三月到五月之间。

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This is a surreal phenomenon which sees the birth of a city and community, in a peculiar location, only to be returned to its original form just seven days later.

这种见证一个城市和社区诞生的做法有点离奇，但它只维持七天，七天后一切恢复原样。

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But White House Counsel Charles Ruff had filed an affidavit in federal court before Judge Johnson only seven days earlier in which he swore that he had discussed the assertion of executive privilege with the president and that the president had approved its invocation.

CNN: Transcript: Judiciary Committee impeachment hearing

It provides the same data as the armband, but it can be worn in the shower and it's only meant to be worn for seven days at a time.

ENGADGET: BodyMedia CORE 2 armband and View patch health monitors hands-on

The NICE panel highlighted huge differences in pregnancy services across the country, with some available seven days a week, while others operated only for three mornings.

BBC: Is miscarriage care insensitive?