他不如我
tā bùrú wǒ
He is not as good as me
这本书不如那本
zhè běn shū bùrú nà běn
This book is not as good as that one
不如我们走吧
bùrú wǒmen zǒu ba
Let's leave (it would be better to leave)
与其等,不如走
yǔqí děng, bùrú zǒu
Rather than wait, it's better to go