周末的农贸市场总是挤满了购买新鲜蔬菜的人群。

The weekend ___marketplaces are always crowded with people buying fresh vegetables.

亚马逊和淘宝是全球最大的在线交易平台之一。

Amazon and Taobao are among the largest digital ___marketplaces for online transactions.

在线市场使买卖二手商品变得更加便捷。

Online ___marketplaces make buying and selling used goods much easier.