prevailing rate

基本解释

So, if a bond was issued when interest rates were lower, they might have a 4% coupon when the prevailing rate is 6%.
所以，如果一衹債券在利率很低的時候發行，在滙率爲6%的的時候，它們可能有一個4%的票息。
By binding tariffs near to the prevailing rate, a Doha agreement would have stopped policies taking a dramatic turn for the worse.
關稅須緊貼普遍稅率，這項多哈協議將制止政策採取措施扭轉糟糕侷麪。
boboan79.blog.163.com
And as long as it remains tied to a dollar standard, it must follow the greenback down, buying as many dollars as its firms wish to sell to it at the prevailing rate.
衹要人民幣仍和美元標準掛鉤，它就必須跟隨這美元貶值，購買盡量多的美元，希望以現行的滙率賣出。

So, if a bond was issued when interest rates were lower, they might have a 4% coupon when the prevailing rate is 6%.
所以，如果一衹債券在利率很低的時候發行，在滙率爲6%的的時候，它們可能有一個4%的票息。
耶魯公開課 - 金融市場課程節選

Suttong, a battery maker, was recently forced to raise money at 450 basis points over the prevailing rate in the bond market.
ECONOMIST: South Korean bonds
By binding tariffs near to the prevailing rate, a Doha agreement would have stopped policies taking a dramatic turn for the worse.
ECONOMIST: Trade talks
Generally, there are two ways to mitigate investment risk and still trump the prevailing inflation rate.
FORBES: 4 Key Factors To Building A Profitable Portfolio