gastrulation是什么意思？

This pushing - in of cells marks the start of gastrulation.细胞的这种向里推进标志着原肠胚形成的开始.The outer layer of a blastula that gives rise to the ectoderm after gastrulation.外胚层囊胚的外层,在原肠胚形成之后生后外胚层组织....

gastrulation的音标：gastrulation的英式发音音标为：[ˌgæstrʊ'leɪʃən]gastrulation的美式发音音标为：[ˌgæstrʊ'leɪʃən]...

“干练的”的拼音为：...

“溪水”的拼音为：xī shuǐ...

阿斯屈罗夫脱假捻变形丝...

因为裤子的后片总是比前片大一点.Because back piece of trousers are a little large than front piece.在将后片 、 前片及袖片与其他衣片缝合之前,先加工它们省道.Process the darks, fronts and sleeves before joining one section to other sections.在将门襟(挂面)与前片缝合之前,用机器剪门襟边....

On the plus side, wind dilutes and scatters air pollutants, and carries pollen.从好处来说, 风能稀释和驱散空气中的污染物质, 传播花粉.Ubiquity might not be toxic to authenticity, but it certainly dilutes it.普遍性或许不至于毒害原真性, 但确实会削弱它.If oligohydramni...

treasuring的音标：...

hexameter的音标：hexameter的英式发音音标为：[hek'sæmɪtə(r)]hexameter的美式发音音标为：[hɛk'sæmɪtɚ]...

A wind-up clock ticked busily from the kitchen counter.一只上了弦的钟在厨房的案子上嘀嗒响个不停。The two saleswomen were busily trying to keep up with the demand.那两名女售货员正忙着接待顾客。All were busily engaged, men at their ploughs , women at their l...

“在地上”的拼音为：...

encircle的一般过去时为：encircled...

Zoologist Eugene Morton has propounded a general theory of the vocal sounds that animals make.动物学家尤金·莫顿提出了一个有关动物发声的概括性理论。Mr Morton is undoubtedly cleverer than Mr Kirkby, but he will be hard put to match his popularity.莫...

irritant的音标：irritant的英式发音音标为：['ɪrɪtənt]irritant的美式发音音标为：['ɪrɪtənt]...

blackjack的现在完成时为：blackjacked...

她的衣边饰有鸵鸟的羽毛.Her dress was trimmed with ostrich feathers.球拍把手、汽车边饰条、鞋业,挂钩, 电话线 、 家庭壁饰等固定,亦可用于电冰箱工艺中.Mainly used in tennis racket handle the industry, telephone lines interior decorating, etc....

bacteriorhiza的音标：bacteriorhiza的英式发音音标为：[bæktɪərɪə'haɪzə]bacteriorhiza的美式发音音标为：[bæktɪərɪr'haɪzə]...