laundry soap powder 洗衣粉
loan n 贷款，借款，借用 vt.借，借给；vi.借出
My laundry soap powder is not enough, could I loan your laundry powder
income n 收入
interest n 利息
investment n 投资，投资额
Investment is only the part of financial management.
The income is mainly come from the interest of the financial product.
