1. O. Henry is the pseudonym of William Sydney Porter.
    “欧亨利”是“威廉・希德内波特”的笔名。

2. In 1860, a better plan was put forward by an Englishman, William Low.
    1860年，一位名叫威廉.洛的英国人提出了一项更好的计划。

3. I found a deed dated 5 September 1768 between two brothers, John and William Waller, transferring goods between them; on the second page were the words:"and also one Negro man slave named Toby."
    我发现了一张于1768年9月5日签署的契据。该契据是在名叫约翰·沃勒和威廉·沃勒的两兄弟间在进行财产转移时签署的。在第2页写着：“还有一个名叫托比的黑人奴隶。”