n. 贴水, 贴水率

[经] 贴水, 扣头, 折扣

[ noun ]
a fee charged for exchanging currencies
<noun.possession>

Agio \Ag"i*o\, n.; pl. {Agios}. [It. aggio exchange, discount,
premium, the same word as agio ease. See Ease.] (Com.)
The premium or percentage on a better sort of money when it
is given in exchange for an inferior sort. The premium or
discount on foreign bills of exchange is sometimes called
agio.