n (pl ~s; US also ~es) clause, etc that is insisted on as a condition of an agreement 限制性条款; 附文; 但书
*He accepted, with one proviso, ie on one condition. 他同意了, 但有一个附带条件.
[Date: 1400-1500; Language: Medieval Latin;Origin: proviso quod 'provided that']
a condition that you ask for before you will agree to something
with the proviso that
The money was given to the museum with the proviso that it is spent on operating costs.
1. He accepted, with one proviso. 他同意了, 但有一个附带条件.