年代

a decade of a century (e.g. the Sixties) / age / era / period / CL:個|个[ge4]

surname Nian

year / CL:個|个[ge4]

grain / harvest (old) / variant of 年[nian2]

to substitute / to act on behalf of others / to replace / generation / dynasty / age / period / (historical) era / (geological) eon