数字Most languages have number systems, and these can vary quite a bit. Scroll down to discover and learn interesting number systems from all around the world.

大多数语言都有数字系统，这些系统可能会有很大差异。向下滚动以发现和学习来自世界各地的有趣数字系统。

我说

我学

21
[двадцать один]
[dvadtsatʹodin]

22
[двадцать два]
[dvadtsatʹdva]

23
[двадцать три]
[dvadtsatʹtri]

24
[двадцать четыре]
[dvadtsatʹchetyre]

25
[двадцать пять]
[dvadtsatʹpyatʹ]

26
[двадцать шесть]
[dvadtsatʹshestʹ]

27
[двадцать семь]
[dvadtsatʹsemʹ]

28
[двадцать восемь]
[dvadtsatʹvosemʹ]

29
[двадцать девять]
[dvadtsatʹdevyatʹ]

30
[тридцать]
[tridtsatʹ]