amniocenteses什么意思解释？

amniocenteses的音标：...

The road builders brave the wind and snow on the plateaus all the year round.筑路工人长年奋战在风雪高原.Plains, plateaus, and mountain ranges are major landforms.平原 、 高原和山脉都是主要的地形.Mountain land, hills, plateaus, plains, criss crossin...

daughters的音标：...

commandeer的现在进行时为：commandeering...

crofts的音标：...

proofing的音标：proofing的英式发音音标为：['pru:fɪŋ]proofing的美式发音音标为：['prufɪŋ]...

The RAF recognized him as an out-standingly able engineer.英国皇家空军表彰他是一名非常能干的机械师。Listening to the scratchy recording, I recognized Walt Whitman immediately.听到沙哑的录音，我立刻知道那是沃尔特·惠特曼。He recognized the coast of England through ...

vt.& vi.修改，改进，改善v.改良，修改，修订( amend的过去式和过去分词 )...

fasciolopsis的音标：fasciolopsis的英式发音音标为：[fæ'ʃaɪəlɒpsɪs]fasciolopsis的美式发音音标为：[fæ'ʃaɪəlɒpsɪs]...

1818年菲涅耳参加了法国科学院主办的一次竞赛.In 1818 Fresnel entered a competition sponsored by French Academy.菲涅耳通过加进来干涉概念,解决了这个困难.The difficulty was resolved by Fresnel with his addition of the concept of interference.在许多情况下, 对于我们的目的来说,更简单...

v.拍背以示友好( backslap的第三人称单数 )...

v.侵扰，骚扰( harass的现在分词 )，不断攻击（敌人）...

n.身体语言，手势语言（由手势或姿态无意中传递的讯息），肢体语言...

In the corridors he let her navigate her own way round the trolleys and other obstacles.在通道里，他让她自己小心地绕过小推车和其他障碍物。He left her to navigate her own way round the trolleys and other obstacles.他扔下她一个人在一堆手推车和其他障碍物之间绕来绕去。We pro...

secures的音标：...

Puritans的音标：Puritans的英式发音音标为：[p'jʊərɪtənz]Puritans的美式发音音标为：[p'jʊərɪtənz]...