英语词汇petrogram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	petrogram
释义	petrogram /ˈpetrəʊˌɡræm/ n. 【古生】(史前的)岩画
随便看	at second hand at seven at seven in the evening at seven in the morning at several removes at short notice at short notice at shoulder height at shoulder height at sight at six at sixes and sevens at six in the evening at six in the morning at six o'clock at some point at some unearthly hour at some ungodly hour at source at speed at stake at strategic points at street level at subsistence level at sundown

英汉双解词典包含368430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。