4 sentences

1. 普通话是全国通用的语言。

   pǔ​tōng​huà shì quán guó tōng​yòng de yǔ​yán.

   Mandarin is the common language used throughout the country.

   Source: Dong Chinese Dictionary

2. 英语是一种全世界通用的语言。

   Yīng​yǔ shì yī zhǒng quán shì​jiè tōng​yòng de yǔ​yán.

   English is a language spoken all over the world.

   Source: Tatoeba

3. 这两种机器的零件是可以通用的。

   zhè liǎng zhǒng jī​qì de líng​jiàn shì kě​yǐ tōng​yòng de.

   The parts for these two machines are interchangeable.

   Source: Dong Chinese Dictionary

4. 这种通票在全市的公共交通工具上都通用。

   zhè zhǒng tōng​piào zài quán shì de gōng​gòng jiāo​tōng gōng​jù shàng dōu tōng​yòng.

   This pass is valid on all public transportation throughout the city.

   Source: Dong Chinese Dictionary