词汇“石炭纪”用英语造句的方法、技巧、例句及翻译-英语例句辞典

单词	石炭纪
例句	DEFINITIVE EXAMPLES 权威例句〔coal measures〕Coal Measures A stratigraphic unit equivalent to the Pennsylvanian or Upper Carboniferous periods. Coal Measures 煤系：地层单位，相当于美国宾夕法尼亚纪或上石炭纪时期的地层单位美国传统〔coal measures〕Strata of the Carboniferous period containing coal deposits.地层：石炭纪时期有煤层的地层美国传统〔lay down〕The steep-sided valley is of carboniferous limestone laid down as mud some 330 million years ago.山谷陡峭的一侧是石炭纪石灰岩, 在大约3.3亿年前由淤泥沉积而成。外研社新世纪〔lower〕Lower Carboniferous 石炭纪早期英汉大词典
随便看	walking around walking dictionary walking distance walking fern walking frame walking horse walking in the mountains walking on air walking on thin ice walking pace walking papers walking race walking shoe walking stick walking tour walking tractor walking wounded walking-stick walkman walkmans walkout walkouts walkover walks walks of life

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