Bill had left the money to his grandson, with the proviso that it should be spent on his education.比尔把钱留给孙子，但附带条件是这笔钱必须用于他的教育。They have made us a conditional offer他们给我们提出一个附带条件的建议。I told Norman I would invest in his venture as long as he agreed to one proviso.我告诉诺曼只要他答应一个附带条件，我就会为他的企业投资。