ectoderm什么意思

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....

ectoderm的音标：ectoderm的英式发音音标为：['ektəʊˌdɜ:m]ectoderm的美式发音音标为：['ektəˌdɜm]...

n.肚子疼，肚痛...

“氦核”的英语可以翻译为：helion ...

decolorizer的音标：decolorizer的英式发音音标为：[di:'kʌləraɪzər]decolorizer的美式发音音标为：[di'kʌləraɪzər]...

n.巨像( colossus的名词复数 )，巨人，大国，大企业...

n.步行者，行人adj.徒步的，平淡无奇的，一般的...

v.宣布( declare的现在分词 )，断言，申报（收益），板球（在击球员还未全部出局时）宣布结束赛局...

gyrocompassing的音标：gyrocompassing的英式发音音标为：[dʒaɪərəʊkʌm'pæsɪŋ]gyrocompassing的美式发音音标为：[dʒaɪəroʊkʌm'pæsɪŋ]...

biplanes的音标：...

extinguished的音标：extinguished的英式发音音标为：[ɪks'tɪŋwɪʃt]extinguished的美式发音音标为：[ɪks'tɪŋwɪʃt]...

arraign的现在完成时为：arraigned...

A minority of officers were prepared to bend the rules.少数官员准备篡改规则。In the past conservatives have been in the minority.过去保守派一直占少数。We cannot make this minority a convenient excuse to turn our backs.我们不能拿少数这几个人作为一种方便的借口而对此置...

horsed的音标：...

“参数”的拼音为：cān shù...

锹甲科...

另一名持枪警察和那两名警察会合了。The two policemen were joined by another policeman also carrying a pistol.他的车遭遇拦劫，随后他被4名持枪歹徒劫持。His car was held up and he was abducted by four gunmen.经过10个小时的谈判，持枪歹徒终于投降了。Finally, after ten hours of nego...