美 [ˌɪnsɪˈdentl ɪkˈspens]
杂费：在日常生活或工作中可能发生的一些额外费用，如交通费、电话费等。
(frequently plural) an expense not budgeted or not specified
同义词： incidental / minor expense
... incidental costs ==> 附带成本 incidental expense ==> 偶然费用 incidental fee tariff ==> 追加运费费率 ...
... incidental 非主要的 incidental expense 杂项费用 income and expense summary 收益汇总帐户 ...
... concomitant 相伴的 incidental expense 杂费 consequent 作为结果的 ...
Party A should, prior picking up the imported goods in party B's warehouse or delivering by party B, effect the payment of carriage / incidental expense or sign the payment agreement.
进口货物甲方需在乙方仓库提货或乙方送货时（前）偿付运杂费或签订付款协议书。