您要查找的是不是:
- 5. extinct fishlike jawless vertebrate having a heavily armored body; 已经灭绝的长有很重披甲的鱼形无颚动物;
- 2. extinct fishlike jawless vertebrate having a heavily armored body; 已经灭绝的长有很重披甲的鱼形无颚动物;
- I hit him fair and square on the jaw. 我不偏不倚打中他的下巴。
- extinct fishlike jawless vertebrate having a heavily armored body; of the Paleozoic. 已经灭绝的长有很重披甲的鱼形无颚动物;古生代的生物。
- The lower jaw of a vertebrate animal. 下颌骨脊椎运动的下颌骨
- extinct order of jawless vertebrates. 已经灭绝的无颚脊椎动物目。
- I hit the man fair and square on the jaw. 我不偏不倚击中了那个人的下巴。
- He delivered a hard blow to my jaw. 他朝我的下巴施以重重的一击。
- He laid the attacker low with a punch to the jaw. 他一拳击中攻击他的人的下颚,把他打倒在地。
- On hearing the news, his jaw dropped. 听到这个消息,他惊讶得张口结舌。
- Jawed vertebrates have the ability to form specific antibodies in response to many foreign substances . 颌类脊椎动物有一种能产生特定抗体以此抵抗外来物质的能力。
- A canine tooth of the upper jaw. 上颚犬齿上颚的一个犬齿
- He gave the rogue a smash on the jaw. 他朝那流氓的下巴猛击一拳。
- A strong square jaw is a sign of firm character. 强健的方颚是性格坚定的象征。
- jawless vertebrate 无颌类脊椎动物
- Paleontologists believe they are the most primitive jawed vertebrates, even predating sharks.Related: "Fossil Meat Found in 380-Million-Year-Old Fish" [February 12, 2007]. 古生物学家们认为它们是最原始的有颌脊椎动物,甚至捕食鲨鱼。
- The central forward portion of the lower jaw. 下巴下颚中间向前突出的部分
- In jawed vertebrates, this system is supplemented with a second system, known as adaptive immunity, which involves a specialized network of immune cells and organs. 在有腭脊椎动物中,此系统还有第二系统辅助,即一般所称之适应性免疫,其包含免疫细胞与器官形成的特殊防御网络。
- One of the digits of a vertebrate. 趾脊椎动物的足趾中的一个
- Although jawless vertebrates are apparently capable of adaptive immune responses, they have not been found to possess the recombinatorial antigen receptors shared by all jawed vertebrates. 所有植物和动物都利用先天受体来识别病原体。