常见例句双语例句Preparation and properties of 2,4,5-trichloro phenyl esters of several 9-fluorenylmeth-yloxycarbonyl (Fmoc)amino acids are described.本文报道了几种9-芴甲氧羰-氨基酸-2，4，5-三氯苯活泼酯的制法和性质。 返回 amino esters-2