This is the 846th most frequent Chinese word.
卖
"Sell."
Here, the word '卖' is used as a verb meaning 'to sell', describing the act of selling items.
他正在卖水果。
He is selling fruits.
In this example, '卖' is used to describe the performance of sales of a book.
这本书卖得很好。
This book sells well.
Here, the word '卖' combines with '出' to form '出卖', which means 'to betray', showing a different usage of the word in a compound verb.