英语词汇arc second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	arc second
释义	arc second 【数】秒(角的度量单位)
随便看	unfathomability unfathomable unfathomableness unfathomableness unfathomablenesses unfathomably unfathomably unfathomed unfatigable unfatigued unfatiguing unfatted unfaultier unfaultiest unfavorable unfavorableness unfavorablenesses unfavorableness's unfavorables unfavorable's unfavorably unfavored unfavoring unfavorite unfavorites

英汉双解词典包含548777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。