一共14元用英语怎么说

"fourteen dollars" 或 "fourteen dollars and zero cents"

"dollars" 是美元的意思，来源于荷兰语 "daler"，意为 "银币"。

例句1:
"I need to pay for this purchase with fourteen dollars."
(我需要用14美元来支付这笔购物)

例句2:
"The total cost for the items is fourteen dollars."
(这些物品的总价是14美元)