the International Covenant on Civil and Political Rights《公民权利和政治权利国际公约》

If you make regular gifts through a covenant, we can reclaim the income tax you have already paid on this money.如果你通过盖印契约定期捐款, 我们可以要求返还这笔钱上你已经缴纳的所得税。

You could covenant £2,000 per year to a charity.你可以立约保证每年向慈善机构捐款2,000英镑。