n.额外费用,保险费,附加费
adj.高昂的,优质的
They put a high premium on prevention and primary care.
他们对预防和初级护理极为重视。
He eventually sold the shares back to the bank at a premium.
他最后以高价把股票回售给银行。
Callers are charged a premium rate of 48p a minute.
打电话要支付每分钟48便士的附加费。