英语释义

• facing away from the axis of an organ or organism;

  "the abaxial surface of a leaf is the underside or side facing away from the stem"

• belonging to or on or near the back or upper surface of an animal or organ or part;

  "the dorsal fin is the vertical fin on the back of a fish and certain marine mammals"

片语

dorsal root ganglion背根神经节

dorsal tubercle背瘤

dorsal aorta[胚] 背主动脉

dorsal root背根；后根

dorsal cup背蕚

dorsal suture[植]

dorsal fin[鱼] 背鳍

dorsal horn背角；灰质后角

dorsal funiculus背索

dorsal column脊柱；[解剖] 背柱

dorsal vessel[昆] 背血管（位于昆虫的背壁下方）

dorsal chord脊索

英汉例句

• they also have broad flippers, a reduced dorsal fin (a larger one would just get in the way in tight spots), and small eyes—echolocation helps them pinpoint prey in muddy water.

  鳍状前肢宽大，背鳍退化（较大的背鳍在狭窄处会造成阻碍）小眼睛——因为他们可利用回声，精确定位河泥里的猎物。

• the researchers reasoned that a good way to home in on the organ「s molecular heat detectors would be to compare the trigeminal ganglia with the dorsal root ganglia.

  研究者们推断解决窝器的热量探测问题的一个好方法就是将三叉神经节和背根神经结做比较。

• this dorsal closure is similar to the healing of wounds, and could help scientists figure out ways to improve the process in humans.

  这种背向闭合行为与伤口愈合相似，能够帮助科学家了解人体的类似细胞活动。

• if she has fever, you can do the dorsal massage.

  如果她发烧，你可以给她做一下背部按摩。

• in this micrograph of a dorsal closure in a fruit-fly embryo, the protein actin is marked red, prominent around the gap in the epithelial cells.

  这是一只果蝇背向闭合行为的显微图片 ，其中被涂成了红色的蛋白质活跃于皮层细胞的勾缝四周。

• this condition, called neoteny, means it keeps its tadpole-like dorsal fin, which runs almost the length of its body, and its feathery external gills, which protrude from the back of its wide head.

  这种情况，叫做动态持续，意味着它保留着它的像蝌蚪一样的贯穿整个身体的背鳍，从头后面突出的像羽毛一样的外腮。

• laidre」s team began taking measurements in 2005, by capturing 14 narwhals (monodon monoceros) in nets and attaching the electronic gear to the animals「 dorsal fins.

  雷珠阿测量队于2005年开始测量，他们用网捕获14头独角鲸，在其背鳍装上电子传感器。

• his team found that exposing mice to the bacteria, and hence activating their immune system, activated clusters of neurons in their brainstem called the dorsal raphe nuclei.

  他的团队发现，如果将老鼠暴露在细菌之下并激活它们的免疫系统，从而激活脑干中叫做中缝背核（dorsalraphe nucleus）的神经元簇。

• study design. an analysis of pain behavior and neuronal apoptosis in the dorsal root ganglion (drg) following crush injury to the l5 nerve root, with or without surgical sympathectomy.

  研究设计：研究l5神经根受挤压伤后接受和不接受交感神经切除术时背根神经节（drg）的疼痛表现和神经细胞的凋亡情况。

• sociobiological systems involved in peer affiliation, social hierarchy, kin recognition, and social exchange operate through the dorsal anterior cingulate gyrus.

  社会交往、社会等级、亲属关系以及社会交换中的社会生物机制通过脑回前侧背面发生作用。

• its sail-like first dorsal fin provides stability while swimming.

  帆状的第一背鳍在游动时提供了稳定性。

• that much was clear from the way the whale」s huge six foot dorsal fin had flopped over—a detumescent symbol of its emasculated state.

  这一点是显而易见的，它那六英尺高的背鳍塔拉着--它被阉割了。

• you「d be activating the dorsal stream if you did that.

  如果你这样做，你就会激活这个背流。

• then a second network, the dorsal fronto-parietal network, turns the spotlight of attention to the change and, upon the next event beginning, updates working memory.

  接着，第二个网络，称为腹侧额颞网络（dorsalfronto-parietalnetwork），将注意力集中于这一改变，并且在下一事件的开始时更新记忆。

• meanwhile, unusual sentences with complex clauses and smudged ink tend to require more conscious effort, which leads to more activation in the dorsal pathway.

  然而，如果是带有复杂从句或者墨迹斑斑的句子，就需要我们有意地付出更多注意力，这样就刺激了背侧神经。

• when we see others fall, it sometimes causes a chemical to be released in the dorsal striatum of the brain, which actually causes us to feel pleasure.

  当我们看到其他人失败，有时候大脑的背纹状体会产生一种化学物质使我们感到愉快。

• they are cobalt-blue on top and silvery-white below, with a pronounced dorsal fin and a long, lethal, spear-shaped upper jaw.

  它的顶部是钴蓝色，下面和银白色；有着明显的背鳍，还有着长长的、能致命的矛状上颚。

• they then implanted sensors in each monkey」s dorsal premotor cortex, a part of the brain that tells the motor cortex what to do.

  然后在猴子的背侧前运动皮层移植传感器。

• injection on the dorsal parts of omn did not affect the ventral parts of omn.

  注射部位在动眼神经核的背侧，没有影响动眼神经核的腹侧。

• they were documenting the dorsal fins of sharks, as part of an identification program, when a 10-foot-long great white shark suddenly landed on their vessel.

  那天在莫斯湾的船上他正在与其他六名船员正在进行对鲨鱼群背部鳍记录的识别项目，一只10英尺长的大白鲨突然间跃上他们的船舷。

• the borneo clouded leopard is darker than the mainland species and has many distinct spots within its small cloud markings. it also has a greyer fur, and a double dorsal stripe.

  婆罗洲云豹的皮毛为灰色，比东南亚大陆云豹的深，毛皮中的云状斑点清晰，背部有两道条纹。

• researchers also discovered that the dorsal anterior cingulate cortex, an area responsible for stress response, was less active when the women were looking at the photos of their other halves.

  研究人员还发现，在女性观看爱人的照片时，她们大脑中对于压力做出反应的区域的活动也减少了。

• witnesses reported seeing a dorsal fin and thrashing in the water before the sea turned red and the man vanished at the scene on australia's west coast.

  目击者称看到有鲨鱼背鳍在水面上时隐时现，后来发现海水变成红色，而那名男子也从澳大利来西海岸上消失了。

• scorpions have unique sensory combs, called pectines, on their dorsal sides.

  蝎子的背侧上长有一排被称之为栉状器的独特感应梳。

• the dorsal surface of its cuttlebone is yellowish and evenly convex.

  它的侧背面是微微的黄色，并且均匀的突起。