Meaning of rè nao:
rè nao
热闹
Adjective
bustling with noise and excitement; lively
Chūnjié qíjiān, jiē shàng fēicháng rènao.
春节期间,街上非常热闹。
During the Spring Festival, the streets are very bustling and lively.
Shìchǎng shàng fēicháng rènao, rénmen dōu zài gòuwù.
市场上非常热闹,人们都在购物。
The market is very lively, and people are all shopping.