extra earnings meaning in English

额外收入

All of my extra earnings are invested in stocks and bonds
我多赚的钱都投入股票和债券了。
A : all of my extra earnings are invested in stocks and bonds
我多赚的钱都投入股票和债券了。
My extra earnings came in very handy
我的额外收入可备我不时之需
The honeycomb board fully meet the requirements of fda as well as the requirements of regeneration for present papers reclamation system . you need not to pay any fee for treatment of wastes , and can get extra earnings through reclamation price
蜂窝纸板完全符合美国fda的标准规定，适合现行纸类回收体系的再生，除不需支付任何废物处理费用外，还可依回收价格带来营业外的收入。