"20" 在英语中是 "twenty"。

下面是一篇关于数字 "twenty" 的简短文章：

The number twenty, or “twenty” in English, is an even number that comes after nineteen and before twenty-one. It is a significant figure in many cultures and has been used throughout history for various purposes. In the Gregorian calendar, which is the most widely used civil calendar today, the 20th century refers to the years between 1901 and 2000.

In mathematics, twenty is the sum of four consecutive prime numbers (3 + 5 + 7 + 5) and can also be expressed as the product of two consecutive numbers (4 x 5). This property makes it an interesting number in mathematical studies and puzzles.

Twenty also plays an important role in sports, particularly in cricket where a game consists of twenty overs per side in a Twenty20 match. This format has gained immense popularity due to its fast-paced nature and shorter duration compared to traditional formats.

In the world of finance, twenty is often associated with interest rates, anniversaries, and milestones. For example, a 20-year mortgage is a common choice for homebuyers seeking long-term financing options.

Culturally, twenty holds significance in different ways across the globe. In some countries, turning twenty marks a rite of passage or coming-of-age event, signifying adulthood. Additionally, many traditions celebrate the completion of twenty years, such as wedding anniversaries or business milestones.

Overall, the number twenty is more than just a numerical value; it represents time, achievement, and cultural heritage in various contexts around the world.

希望这篇简短的文章能够帮助你理解数字 "twenty" 在不同领域的应用和意义。