What meaning do sell by auction ?

什么是拍卖网站？

Do you sell by wholesale or retail?

你是批发还是零售？

Land use rights can be taken to sell by auction, tender or by mutual agreement of the way.

土地使用权可以采取出售的拍卖，招标或者双方协议的方式。

We did whatever we could to help out: harvested walnuts, gathered trash, collected scrap metal to sell by the pound.

我们也都尽力来帮助家里：例如采胡桃，收垃圾，捡金属碎片过磅卖钱。

Well, the "sell by" date you see on many products actually refers to its freshness - not whether or not it's going to do you any harm.

事实上，许多食品包装上标注的“最好在某月某日前食用”，指的是它最新鲜的状态能维持多久， 而不是说，过了那个日期，它就对人体有害了。