后期

Shh executes a transient but important function in axon decussation in the early stage of mouse optic chiasm development and signals axon turning in the later stage.

在视交叉形成的早期，Shh引导视神经纤维跨越中线。在视交叉形成的后期，Shh引导视神经转弯。

The happening that childbed affects lives because of sexual of gravid later period likely, carelessly wholesome, caul is defeated early, broken film time grows easier to produce infection more, before childbirth or when childbirth for many times vaginal operation, loss is produced when producing, puerpera constitution is poor, hidebound, haemorrhage is much, anaemic, pathogenic bacteria invades the film inside postpartum uterus achieve a face and diffuse to reach pelvic cavity to genital other position, the phlogistic sex that cause reacts.

产褥感染的发生多半因为妊娠后期有性生活，不注意卫生，胎膜早破，破膜时间越长越易发生感染，分娩前或分娩时多次阴道操作，产时产道损伤，产妇体质差，营养不良，出血多、贫血，致病菌侵入产后子宫内膜的创面并扩散到生殖器及盆腔其他部位，引起的炎性反应。

The ordinary chondrite Semarkona is the most unequilibrium LL3.0 type meteorite, which might be only weakly effected by later thermal metamorphism. Thus, the age of Semarkona is significantly important for the studying of the formation and evaluation of meteorite.

普通球粒陨石Semarkona是最小平衡的LL3.0型陨石，受后期热变质的影响很小，因此其年龄研究对反演陨石起源有重要意义。

American Pop was born in the 1960s, with the emergence of international masters like Andy Warhol, James Rosenquist and Roy Lichtenstein. Andy Warhol has had a tremendous influence on the development of Chinese art. Performance art emerged in the 1970s as well as Nam June Paik's video art and Christo and Jeanne-Claude's installation art. Sigmar Polke and Gerhard Richter were among the leaders of the Post Modern movement, which also flourished in the 1970s. Among them, Richter has had the most significant impact on Chinese art. New Expressionism emerged in the United States during the 1980s with artists such as Keith Haring, installation artist Ann Hamilton, and Cindy Sherman whose work is somewhat derived from New Expressionism.

进入50年代又出现了格林伯格画派、形式主义绘画，以及具象复活等等。50年代后期出现了新现实主义画派，以及为心灵而创作的博伊斯。60年代美国波普艺术诞生，出现了安迪·沃霍、罗森奎斯特、利希滕斯坦这样的世界级大师人物，其中安迪·沃霍对中国的影响最大。70年代出现身体艺术、行为艺术、白南准的电子艺术、克里斯托和珍妮—克劳德的包裹艺术，以及以波尔克、里希特、巴尔德萨利的后现代主义，其中里希特在中国影响巨大。80年代出现了美国新表现主义如基斯·哈林，装置如汉密尔顿，以及辛迪·舍曼的挪用。

At anaphase the dicentric chromatid will form a bridge and the acentric a fragment , both of which can be scored.

在后期双着绿点染色体将形成一个桥，无着绿点染色体单体形成一断片，此两者均可记录下来。

Chromosome condensation is a significant process of cell multiplication and occurs as a prelude to sister chromatid segregation that initiates at the onset of anaphase.

在细胞增殖过程中，染色质集缩是细胞分裂得以正常进行的重要条件，也是后期姊妹染色单体分离的序曲。

The chromosome number is duplicated in later stage only as chromatids are separated to form separated chromosomes.

染色体数目只在较后期当染色单体被分离而成为独立的染色体。

MAIN OUTCOME MEASURES: Postoperative complications, repairing effect and cicatrix restitution were observed after operation; The elimination of alopecia area, hair density and appearance were detected during follow-ups.

主要观察指标：观察术后并发症发生情况、扩张器修复效果及后期小瘢痕整复情况；随访观察秃发区消除情况、毛发生长密度及外观。

Among all the skills, the following constitute a special attractive style in Xiao hong's novel, which are a demonstration of Xiao hong's discovery and development in her novel language as well, such as, complicated narration against with concision, contrary narration of implication instead of superficial semantics, intended a Aberrationalorganization of sentences, Circumbendibus of meanings and flavors with artful organization of sounds and rhythms, and etc.

其中，与简洁"背道而驰"的繁复叙述，以内在含义扭转表层语义的"悖反叙述"，有意"越轨"的句子组合方式，以及巧借声韵的婉约传达意味与情趣等特点，构成了萧红后期小说文体的独特魅力，也显示了萧红在小说语言艺术上的探索与变化。

The story takes place in the class-conscious England of the late 18th century.

故事发生在阶级意识的英国18世纪后期。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。