n. 保险费;奖,奖金;额外费用
拆分: pre-前 + -em-拿,买→元音e因不发音而脱落→m拿,买 + -i- + -um名词词尾 ⇒ 提前拿走
例:exchange premium 外汇溢价,外汇贴水 marine premium 海洋运输保险费 They have to pay life insurance premiums. 他们要支付人寿保险费。 You have to pay a premium for express delivery. 寄快速投递你得付额外费用。
