以下是几份 CIF 条件出口合同中的装运条款: 1 、 Time of shipment,within 10 days after receipt of your letter of credit from Shanghai to Singapore. 2 、 Shipment will be effected during March/April/May 2014 in three equal monthly lots. 3 、 Shipment during August from Dalian to New York transshipment is prohibited. 4 、 Shipment before the end of this year from Qingdao to London,allowing partial shipment and transshipment. 要求:将上述条款翻译成中文并分析其含义。