英语词汇melatonin怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	melatonin
释义	mel·a·to·nin /ˌmeləˈtəʊnɪn/ n. 【生化】褪黑激素，N-乙酰-5-甲氧基色胺 [? < MELA(NOCYTE) ＋ (SERO)TONIN]
随便看	preemploy preemployed preemployee preemployees preemployer preemployers preemploying preemployment pre-employment preemployments pre-employments preemploys preempt pre-empt preempted pre-empted preemptible preempting pre-empting preemption pre-emption preemptions pre-emptions preemptive pre-emptive

英汉双解词典包含548777条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。