HSK 2
Wǒmen shì duōnián de lǎopéngyou le.
We've been old friends for many years.
HSK 2
Tā zài zhè jiā gōngsī gōngzuò le duōnián.
He has worked at this company for many years.
HSK 3
Duōnián yǐhòu, tā zhōngyú huídào le jiāxiāng.
After many years, he finally returned to his hometown.
