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....

n.阳离子...

emblazon的现在进行时为：emblazoning...

n.（英国法律）受俸牧师推荐权...

diprotodont的音标：diprotodont的英式发音音标为：[daɪ'prəʊtəˌdɒnt]diprotodont的美式发音音标为：[daɪ'proʊtəˌdɒnt]...

adj.不间断的，不停的，多次重复的，频繁的...

The writer describes eduction as a process of " perception, analysis and discovery ".作者把教育描述为一种 “ 感知 、 分析与发现 ” 的过程.Move more, let body eduction old moisture, absorb new moisture.多运动, 让身体排出旧水分, 吸收新水分.Yes, I respect him be...

He drove us home in stony silence.他开车送我们回家，一路冷冰冰地一言不发。The steep, stony ground is well drained.陡峭的石头地面排水性能很好。They listened to him in stony silence.他们冷漠地静静听他讲。...

stipulation的复数形式为：stipulations...

adv.今天下午...

时间标度...

consumer的复数形式为：consumers...

Their fellow travellers are a mix of honeymooners, single girls on the prowl and elderly couples...他们的旅伴中有度蜜月的新人，有寻觅伴侣的单身女孩，也有老年夫妇。It draws in thousands of honeymooners each year.尼亚加拉瀑布是世界上伟大的自然景观之一,那儿每年吸引了成千上万度蜜月的人们.The...

Monte的音标：Monte的英式发音音标为：['mɒntɪ]Monte的美式发音音标为：['mɒntɪ]...

n.歌曲( song的名词复数 )，歌唱，（统称）歌曲...

n.成为主观，内在化...

conjecture的复数形式为：conjectures...

She seems to have a vocation for healing.看来她具备治病救人的才能。Trades union leadership in those days was less a career than a vocation.那时候的工会领导与其说是一份职业，倒不如说是一种使命。Diana was a young mission school teacher convinced of her vocation ...

portion的现在完成时为：portioned...

invasions的音标：...

n.（将病人的血存储起来在手术时输回其体内的）自身输血...

bondholder的复数形式为：bondholders...

The arrangement presumes that both lenders and borrowers are rational.这一协议假定借贷双方都是在神志清楚的状态下签订的。The alphabet might be more rational if all the vowels came first.如果把所有的元音列在前面，字母表可能会更为合理一些。Priestley's rational outlook ...

rationality的复数形式为：rationalities...

autohemagglutination的音标：autohemagglutination的英式发音音标为：[ɔ:təʊhməɡlu:tɪ'neɪʃən]autohemagglutination的美式发音音标为：[ɔtoʊhməɡlutɪ'neɪʃən]...

auximone的音标：auximone的英式发音音标为：['ɔ:zɪmwʌn]auximone的美式发音音标为：['ɔzɪmwʌn]...

postpone的音标：postpone的英式发音音标为：[pə'spəʊn]postpone的美式发音音标为：[poʊ'spoʊn]...

egression的音标：egression的英式发音音标为：[i:'greʃən]egression的美式发音音标为：[ɪ'greʃən]...

After deductions for war reparations, the balance would be used to buy food and humanitarian supplies.扣除战争赔款后，余下的钱将用于购买食品和人道主义物资。What you actually receive is net of deductions for the airfare and administration.你实际上得到的是扣...

布锐东统...