英语词汇the Swallow's nest is built one beakful of mud at a time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	the Swallow's nest is built one beakful of mud at a time
释义	at the time of— 之际
随便看	a major promotional campaign a major proportion a major reason a major reason for a major redevelopment a major regional a major reorganization a major restructuring a major revision a major role a major route a major say a major setback a major shareholder a major society a major source a major step a major step closer a major step towards a major stimulus a major strength a major subject a major supplier a major tender a major turnaround

英汉双解词典包含2273206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。

at the time of—