He was born on May 5, had five children and lived at 555 East 55 Street. At the track on his 55th birthday, he was surprised to find a horse named Numero Cinco running in the fifth race.

他生在5月5日，有5个孩子，住在东55街555号．55岁生日那天，他意外的发现，有一匹（西班牙语） 叫五号的赛马将参加第五场赛马。

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He finished fifth in the race.

他赛跑得了第五名。

《牛津词典》

The whole thing lasts about a fifth of a second and it happens everywhere in the world -- to everyone regardless of age, race, or class.

这整个过程会持续五分之一秒，它发生在世界的每个角落，每个人的身上——与年龄，人种，阶级无关。

youdao

In test runs,the WorldFirst car was the fifth fastest among Formula Three race cars.

VOA: special.2009.11.03

Last year, Ethiopian athlete Haile Gebrselassie won the men's race for a fifth time, while the women's race was won by Kenyan Linet Masai.

BBC: Fabrice Muamba to start Great Manchester Run

ANCHORAGE, Alaska (AP) Four-time champion Martin Buser held on to the lead Saturday in Alaska's Iditarod Trail Sled Dog Race, hoping to be only the second musher to ever claim a fifth title in the race's 40-year-history.

NPR: Iditarod Front-Runner Hopes To Claim 5th Win

The 2008 champion made a clean pass on Massa later in the race and finished fifth, which means he now heads to next week's race in South Korea looking for his first podium since the German Grand Prix.

BBC: By Sarah Holt