“deep time”的概念、定义、翻译、参考文献-科学参考

单词	deep time
释义	deep time Encyclopedia 理学深时释 deep time深时第四纪之前的时间。即从地球形成到距今260万年之间的时间段。
随便看	turnout bridge drainage turn-out bridge of straddle type monorail Turnover turnover turnover angle turnover behavior turnover frequency turnover intention Turnover material management turnover number turnover of livestock turnover of working capital turn-over radius turnover velocity of capital turnpike theorem turnpike trajectory turn ratio turn-round line turnround plan of multiple units turn-square turnstile turnstile feed turntable Turntable speed sensor turntable torque sensor

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。