英语词汇once an hour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	once an hour
释义	once — 一旦 adv • 一次 • 曾 • 曾经 • 等 • 一度 • 尝 • 一下 • 有一次 an hour n— 一小时 n hour n — 时 n • 半小时 n • 时针 n • 钟头 n • 钟点 n an num — 一个 num an n — 一项 n
随便看	context effect context effects context environment context extraction context field context flag context for context has changed context help context indicates context indicates otherwise context information contexting context in which operate context is central context is changing context is one of context it appears context item context key context knowledge context manager context match context matters context may require

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。

once —