2 sentences

1. 玛雅文明是古代美洲最伟大的文明之一。

   Mǎ​yǎ wén​míng shì gǔ​dài Měi​zhōu zuì wěi​dà de wén​míng zhī​yī.

   The Mayan civilization is one of the greatest civilizations of ancient America.

   Source: Dong Chinese Dictionary

2. 考古学家们致力于寻找那座失落的玛雅古城。

   kǎo​gǔ​xué​jiā men zhì​lì yú xún​zhǎo nà zuò shī​luò de Mǎ​yǎ gǔ​chéng.

   Archaeologists are dedicated to searching for that lost ancient Mayan city.

   Source: Dong Chinese Dictionary