?乳臭未干
... 意在言外 More is meant than meets the ear; There is more between the lines 乳臭未干 greem-horn; green grass; wet-eared; suckling; beardless 沧海一粟 a drop in the ocean ..
英汉双解词典包含3185865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。