Usages of piányi
地铁 的 票 不 贵， 公交车 的 票 更 便宜。dìtiě de piào bú guì, gōngjiāochē de piào gèng piányi.
Subway tickets are not expensive; bus tickets are even cheaper.
今天 八 点 半 的 电影 票 比较 便宜， 别 迟到。jīntiān bā diǎn bàn de diànyǐng piào bǐjiào piányi, bié chídào.
Today's eight-thirty movie tickets are relatively cheap; don't be late.
Elon.io is an online learning platform
We have an entire course teaching Chinese grammar and vocabulary.