英语词汇一旦步入中年是什么意思，一旦步入中年的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-电脑手机教程网

单词	一旦步入中年
释义	DEFINITIVE EXAMPLES 权威例句〔middle age〕Once you reach middle age, you have to be sensible about your health.一旦步入中年，你必须明智地对待自己的健康。剑桥高阶
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英汉汉英翻译词典包含1679246条英汉翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习及翻译工作的有利工具。