首頁›Browse›B›buying and sellingbuying and selling編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看buying and sellingbuying and selling — 名詞名詞1. the activity of trading goods or services1.名詞釋義買賣the activity of trading goods or services例句Buying and selling is the basis of a market economy.