authigenic什么意思？

Locally dolomite and anhydrite are important as cements , together with minor authigenic quartz.在局部地方白云石和硬石膏也是重要的胶结物;还有少量自生石英.Authigenic mineral assemblage formed in different ambients is distinct to each other.两种环境下形成的自...

authigenic的音标：authigenic的英式发音音标为：[əʊthɪd'ʒenɪk]authigenic的美式发音音标为：[oʊthɪd'ʒenɪk]...

By leaving his car out, we had got him into grave trouble with proctors.我们把他的车丢在外面, 使他遭到学监的严历指责.Proctors asked each student ot produce an ID card with an attached photo.监考人员要求每一学生出示一张带有照片地身份证....

benignant的反义词有：malignant。adj.benignant的反义词（仁慈的;良性的）：malignant。...

汽车尾部正对着他。The back of a car appeared right in front of him.贼鸥是飞行速度很快的黑色鸟类，尾部长而分叉。Jaegers are swift black birds with long forked tails.汽车尾部被撞后严重凹陷。The back of the car was badly dented in the collision....

我们走过松软的草地。We walked across the springy grass.机组人员终于使飞机腹部在跑道土质松软的部分着地。The crew finally landed the plane on its belly on the soft part of the runway.进入底土的化学物质会减少，这对土质松软的热带土壤而言尤为重要。Less chemical gets into the sub-soil which...

膝痛...

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“玩物”的近义词/同义词：玩具。...

It remains lunacy to produce yet more coal to add to power stations' stockpiles.煤越产越多，而发电站的煤堆越来越高，这始终是愚蠢的行为。It's sheer lunacy driving in such weather！这样的(糟糕的)天气还开车，真是疯了！'That's lunacy,' he bluste...

“天然”的英语可以翻译为：natural，native，living，savageness ...

“市民”的英语可以翻译为：esidents of a city，townspeople，burgher，cit，citizen ...

“侥幸的”的英语可以翻译为：fluky，lucky，aleatory ...

cravat的音标：cravat的英式发音音标为：[krə'væt]cravat的美式发音音标为：[krə'væt]...

pollens的音标：...

There is talk of the failed deal presaging a break - up.对于交易失败的就预示着解散的说法不过是传言....

US ultra is also very small, he entrains not attend to not attending to ding hitting.美超还很小的时候, 他就拽过来不顾头不顾腚地一顿打....