the opening bank短语¹³¹⁶²⁰⁺³ 基本例句 开立信用证的银行 Either because the credit amount is too large, or because he does not fully trust the opening bank, sometimes the exporter may require a confirmed letter of credit. 要么因为信用证金额过大，要么因为对开征行不完全信任，出口商有时可能需要保兑的信用证。 edu.sina.com.cn