Passing through a pair of metal blast doors, the woman—22-year-old Sheng Jiahui, who goes by the nickname "Sammy"—moves deep into dimly lit corridors.

穿过两扇金属防爆门，22岁的沈佳慧，或者说sammy，走进走廊深处，防空洞投下微弱的、不自然的绿色暗影（此句存疑）。

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The main wooden door features a horizontal wooden bar and a pair of cafe style outer doors at the entrance.

木质大门设计巧妙，除了大门上的横杆，还有两边一对"咖啡馆"似的对开门。

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More venerable abodes are fronted by thick red doors outside of which perch either a pair of lions or a pair of drum stones.

很多庄严的住宅前都有着厚重的红色大门，每扇门上都有狮子门环，门前有石鼓。

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She moved the processing operation from its burnt-out 3, 000-square-foot space into the 800-square-foot kitchen, intact thanks to a pair of fireproof doors.

FORBES: She Shall Overcome

Coming through the lobby again, I looked out through the doors and saw a pair of minks creep over the harbor wall.

NEWYORKER: Fjord of Killary

More venerable abodes are fronted by thick red doors outside of which perch either a pair of lions or a pair of drum stones.

BBC: Old Beijing at its timeless best