One of the first things you probably learned when studying Mandarin is how to count to 10. But did you know that the number "1" actually has another, special pronunciation?
In most cases you will just pronounce the number "1" as "一 (yī)" when wanting to say "one." There is just one exception, when you are telling a phone number. So why do phone numbers get a special sound? The reason is very much the same as in the US military, who created another way of pronouncing the letters in the alphabet to avoid miscommunication. The word "一 (yī) one" sounds very much like the number "7 七 (qī)" because they both end in "i." So, it can be very hard to distinguish between these two words, especially if you are in high stakes such as a battle.
The reason the sound "yāo" was chosen was because...Read more
Example:
Jenny: Nǐ de diànhuà hàomǎ shì shénme?
Jenny: 你 的 电话 号码 是 什么?
Jenny: What is your phone number?
Lisa: Yāo, wǔ, bā, jiǔ, líng, jiǔ, jiǔ, wǔ, liù, yāo, yāo
Lisa: 1 - 5 - 8 - 9 - 0 - 9 - 9 - 5 - 6 - 1 - 1
Lisa: 158-9099-5611
The number 2 in Chinese also has a special usage. That is to say, there are two words for saying 2 in Chinese. Do you know them?
Check this related post for the 2 different 2's in Chinese:
The Two Two's of Chinese : "二 (èr)" and "两 (liǎng)"