Salework
n. 供销售的产品, 商品; 次品, 劣质品
🗣️ 情景例句
When does he arrive?
他什么时候到？
What year is this?
今年是哪一年？
For our purposes, we are concerned only with one kind of cost----
就我们的目的而言，我们只关心一种费用-