primary income的用法和樣例：
例句
- Do not get sold on the idea that purchasing a home-based business will give you immediate passive income.
得不到同意出售購買(mǎi)回家的營(yíng)業(yè)收入會(huì )給你眼前被動(dòng)。 - IRSS can help parker to define his car area and car lot, to facilitate parking turnover and income.
本系統可以幫助顧客盡快找到車(chē)輛停放的區域，加快車(chē)輛周轉，提高停車(chē)場(chǎng)的使用率和營(yíng)業(yè)收入。
