noun 다운로드 🔗공유 에스터 A compound most often formed by the condensation of an alcohol and an acid, with elimination of water, which contains the functional group carbon-oxygen double bond joined via carbon to another oxygen atom. Examples : "The sweet smell of many fruits, like bananas and apples, is due to the presence of esters. " 바나나와 사과와 같은 많은 과일의 달콤한 냄새는 에스터의 존재 때문이다. compound substance chemistry biochemistry AI와 채팅어휘 게임독해 연습