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ester [英] [ˈestə] [美] [ˈestɚ] [名] 酯 词频排名 37712/55435 学习人数 132 难度等级 8/10 认知比例 32.65% 例句 Ester is one of the most important compounds in Organic Chemistry. 酯是有机化学中最主要的化合物之一。 "Compounded ester lubricants show outstanding properties, owing to their special structure." 复合酯类润滑剂更是以其特有的化学结构显示出优异的性能。 an ester of lactic acid 乳酸酯 助记 联想 复活节easter的彩蛋、兔子都是树脂的(ester)
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