You can claim back the tax on your purchases.

你可以要求退回购物时缴纳的税款。

Claim back from your company every dollar you spent.

索回从贵公司的每一美元，你花了。

That I claim back the affection that you stole from me.

歌词大意：索回你偷走了我的感情。

Buy the special supplies for the company, and claim back their cost.

先垫钱替公司买这些特殊用品，然后再把钱支出来。

Lower earners receiving tax credits can claim back up to 70% of the cost.

中低收入者的税收抵免能返还70%的费用。