英语词汇at 300 million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	at 300 million
释义	Examples: tertiary (geological era since the extinction of the dinosaurs at the Cretaceous-Tertiary boundary 65 million years ago)— 第三纪 See also: million num — 百万 num million adj — 数百万的 adj • 不计其数的 adj at prep — 于 prep • 对 adv • 乎 prep 100 million— 亿
随便看	starting in the 1990s starting in the 90s starting in the morning starting in the morning starting in the morning starting in the morning starting in the period starting in winter 2013 starting January starting January 2013 starting later than starting learning starting length starting lighting and ignition starting-lighting-ignition starting line starting lines starting load starting location starting material starting material for starting mid December starting mixture starting Monday starting my career

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。

tertiary (geological era since the extinction of the dinosaurs at the Cretaceous-Tertiary boundary 65 million years ago)—