請把下麵的漢語翻譯成英文：
作為泳池中距離最長的比賽，1,500米自由泳是考驗選手耐力的一塊試金石。孫楊此次打破了自己去年在世界遊泳錦標賽上創造的14分34秒14的世界紀錄。在去年的世界錦標賽上，孫楊打破了澳大利亞遊泳名將哈克特(Grant Hackett)保持了10年之久的紀錄。
英語原文：
The longest event in the pool, the 1,500 meter freestyle is a true testament of endurance. Sun Yang broke the world record of 13 minutes 34.14 seconds he set in World Aquatics Championships last year, when he succeeded Australia’s reigning champion of a decade, Grant Hackett.
tes·ta·ment /ˈtɛstəmənt/ noun
plural tes·ta·ments
1: proof or evidence that something exists or is true [count]
▪ The success of the album, which is only available online, is a testament to the power/strength of the Internet. [noncount]
▪ The event is testament to [=evidence of] what a small group of determined people can do.
2 [count] law: the legal instructions in which you say who should receive your property, possessions, etc., after you die :will
▪ a person's last will and testament
