拍卖

Pinyin: pāi mài
Meaning：Auction
Sentence: 这辆小车被拍卖了。The car is sold by auction.

More:

拍：

Pinyin: pāi
Meaning:To clap; to pat; to beat; to hit; to slap; to take (a picture)
Radical: 扌
Stokes: 8
Traditional: 拍
Common words/Phrase:
拍摄 [pāi shè] 【shoot a picture】
拍卖 [pāi mài] 【auction】
拍手 [pāi shǒu] 【clap】
拍拖 [pāi tuō] 【date somebody】
拍照 [pāi zhào] 【take a picture】

卖：

Pinyin: mài
Meaning:  To sell
Radical: 十,
Stokes: 8
Traditional: 賣
Common words/Phrase:
卖方 [mài fāng] 【seller】
卖淫 [mài yín] 【prostitution】
卖力 [mài lì] 【exert to one’s utmost】
卖弄 [mài nong] 【show-off】
卖座 [mài zuò] 【draw large audiences】