英语词汇has been a staple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	has been a staple
释义	staple n — 主食 n • 缝钉 n • 主粮 n • 主要内容 n • 扒钉 n • 钉书钉 n • 重要内容 n staple — 钉 • 钉书针 • 大宗 • 订书针 • 名产 staple adj — 基本的 adj • 主要的 adj has-been — 过气 staple v — 用订书机订 v
随便看	secondary collection secondary color secondary colors secondary colour secondary colours secondary combustion secondary combustion chamber secondary combustion chambers secondary compounds secondary concern secondary cone crusher secondary consideration secondary Contact secondary container secondary containment secondary contamination secondary content secondary control secondary controller secondary conversion secondary Cortex secondary costs secondary criterion secondary crops secondary crusher

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。

staple n —