Since the premium varies with the extent of insurance, extra premium is for the buyer's account, should additional risks be covered.
因为保险费随着保险范围的不同而不同，如买方要求投保附加险，额外保险费应由买方负担。
2
The premium varies with the extent of insurance . should the goods be insured against additional risks, the extra premium should be borne by the buyer.
保险费随保险的范围不同而不同，如果货物需要投保附加险，额外的费用由买方支付。
3
Premium varies with the extent of insurance. Extra premium is for buyer's account, should additional risks be covered.