stratum什么意思？

stratum的复数形式为：strata...

stratum的音标：stratum的英式发音音标为：['strɑ:təm]stratum的美式发音音标为：['streɪtəm]...

An aquifer is a water - bearing rock stratum such as sandstone and chalk.地下蓄水层是一些有水的岩石层,如沙岩和白垩岩.The coal is a coal resource that reserves in old stratum.石煤是贮藏在古老地层中的一种煤炭资源.A portion of bedrock or other stratum protruding...

An aquifer is a water - bearing rock stratum such as sandstone and chalk.地下蓄水层是一些有水的岩石层,如沙岩和白垩岩....the corruption that pervades every stratum of the country...渗透到社会各阶层的腐败An aquifer is a water-bearing rock stratum such as...

n.流入，注入，流入物，内流，吸入...

glycolysis的音标：glycolysis的英式发音音标为：[glaɪ'kɒlɪsɪs]glycolysis的美式发音音标为：[glaɪ'kɒləsɪs]...

prate的一般过去时为：prated...

The journalist slanted the report so that the mayor was made to appear incompetent.那位记者做出歪曲报道好让市长显得无能。The children's faces were brightened up when they saw their parents appear at the gate of the kindergarten.当孩子们看到...

epitaphs的音标：epitaphs的英式发音音标为：['epɪtɑ:fs]epitaphs的美式发音音标为：['epɪtɑfs]...

他上唇扁平，下唇耷拉。His upper lip was flat, but the lower one sagged.我现在15岁，胸部扁平。I'm 15 and com-pletely flat-chested.这个发现驳斥了地球是扁平的看法.This discovery disproved the idea that the world was flat....

“拘禁”的反义词：释放。...

氟化的...

“推”的拼音为：tuī...

The modernised and renovated card is cost and is an economically sensible alternative for spinning mills.这种改进或翻新的梳棉机成本低,对纺纱厂来说,无疑是一种经济的明智选择.If you have vertigo it seems as if the whole room is spinning round you.如果你头晕，就会...

The natural logarithm of this ratio is called the logarithmic decrement.此比率自然对数称为对数的减量.The characteristic of the logarithm 6.3214 is 6.对数6.3214的首数是6.His first designs were for a machine to calculate such things as logari...

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contravene的现在进行时为：contravening...

Lignin is a characteristic component of secondary walls.木质素是次生壁成份的特征.A new syntan product prepared with tar phenol and lignin sulfonic acid.以工业副产物木素磺酸和焦油酚为主要原料研制出一种新的合成鞣剂.Alkali lignin is an abundant, cheap and renewable...

fecal的音标：fecal的英式发音音标为：['fi:kl]fecal的美式发音音标为：['fikəl]...