查询词典 extant

Extant jawless vertebrates, represented by lampreys and hagfishes, have innate immune receptors with variable domains structurally resembling T/B-cell receptors. However, they lack cardinal elements of adaptive immunity shared by all jawed vertebrates: T/B-cell receptors and major histocompatibility complex molecules.

在以七鳃鳗和盲鳗为代表的无颌类脊椎动物中，虽然发现了与有颌类脊椎动物T细胞受体(T-cell receptors， TLRs)、B细胞受体(B-cell receptors， BCRs)可变区具有相似结构的先天性免疫受体，却从未发现有颌类脊椎动物适应性免疫系统的核心组分：TCRs、BCRs、组织相容性复合体(Major histocompatibility complex， MHC)。

Power has also speculated in his unpublished story "The Judex Codex" that Quatermain had a daughter by Ayesha as well; this ably reconciled Quatermain's family tree with the Allan Quatermain comic book series created by Alfredo Castelli (which later morphed into the Martin Mystere series; Power's theories allowed Mystere and Allan Quatermain II to be identical first cousins without compromising any of the extant continuities).

作家丹尼斯东国还猜测在他未出版的故事&的有利害关系法典&的Quatermain有一个女儿的雅兹以及这干练调和Quatermain的家谱与阿兰Quatermain漫画系列创建的阿尔弗雷多卡斯泰利（后来演变为对马丁神秘系列；功率的理论允许神秘和艾伦Quatermain二是相同的兄弟姐妹在不损害任何现存的连续性）。

Ginkgo and cycads are the only two lineages bearing multiflagellated spermatozoids in all extant seed plants.

银杏和苏铁类植物是现存种子植物中仅有的2个具多鞭毛游动精子的类群。

In line with extant theories, the third study corroborated a nomological network relating reciprocity types to external constructs.

和现存的一致，理论第三研究加强证实一把相互关系类型和外部建造物联系起来法律学的网络。

I want to extant my warm welcome to the many new friends who have just joined Oakwood Friends School, and to many old friends who come back to this big and warm family.

在这里我十分荣幸的能够站在大家的面前，来欢迎那些正要加入这个美丽社区的新朋友们，以及欢迎那些曾与我朝夕相处的老朋友们重新回到这个温暖的家庭。

His seven extant tragedies reflect the political, religion and culture condition in the classical times of Greece. Given the place of tragedy in Athenian public life, we will consider how the action and theme of the tragedies sustained justice in the Athens city. The Oresteia with its massive tale of the genesis of human law and its conclusion in the city of Athens itself, is a particularly good example for this model of tragedy educating the citizen into citizenship.

在他现存的悲剧作品中，大量反映了古希腊古典时期政治、宗教以及文化的时代风气，如果我们考虑到悲剧在整个雅典政治生活中的地位，我们更应该埃斯库罗斯作品的主题和情节放到雅典城邦的正义观念中去，而&奥瑞斯特亚&正是埃斯库罗斯塑造雅典公民政治身份的思想体现。

The Polypodiaceae are likely the most derived group of extant ferns, and they mainly grow as epiphytes in tropical or subtropical climates.

水龙骨科是现存蕨类中最为衍生的类群，多为附生植物。

The most primitive mammals comprising the only extant members of the subclass Prototheria.

最原始的哺乳动物，组成原兽亚纲唯一的现存种类。

The results showed that Schisandraceae and Illiciaceae not only closely correlated systematically, but also be one of the earliest differentiated taxa in the extant angiosperm, it was reasonable to place the two families in Illiciales.

五味子科和八角科不仅亲缘关系较近，而且是现存被子植物中最早分化出来的类群，把它们同置于八角目是合理的。

The Book of Songs is our country extant earliest involving to the male and female love poetry sylloge, it was reflecting to a certain extent at that time people's unique love view, demonstrated the antiquity time has loved the love poem all sorts of esthetic special characteristics.

中文摘要：《诗经》是我国现存最早的涉及到男女爱情的诗歌总集，它在一定程度上反映着当时人们独特的爱情观，显示出了上古时代爱情诗的种种审美特质。

Panorama Many people are dancing in a large sitting room.

在一个大客厅里，许多人在跳舞。

We fully understand how a microwave oven cooks food, it is first necessary to talk ...

我们充分理解一个微波炉煮的食物，这是首先要谈。。。