Cosenn.科曾COSabbr.装货付款（=cash on shipment）Cosmarium kwangsiensisn.广西鼓藻Coscinodiscus diversusn.相异圆筛藻Coscinodiscus inclususn.关闭圆筛藻Coscinodiscus obscurusn.暗色圆筛藻cosmological spacetime宇宙时空Coscinodiscus turgidusn.膨大圆筛藻Cossu orientalis Gaede芳香木蠹蛾cosmeceutical products药妆品Cosfimulatory molecule协同刺激分子Coscinodiscus oculatusn.小眼圆筛藻