The clone anergy and clone deletion are considered as the major theories of the immunotolerance mechanism.以往观点认为,T细胞 免疫耐受机制主要有克隆无能和克隆删除两种学说....

Milk nourishes a baby.牛奶供给婴儿养料.The food she eats nourishes both her and the baby.她吃的食物给她和婴儿提供了营养。Love is the immortal flow of energy that nourishes, extends and preserves.爱情是具有滋养~扩展~和保护作用的不朽的能量之流....

lienopancreatic的音标：lienopancreatic的英式发音音标为：[laɪnɒpəŋkr'ɪætɪk]lienopancreatic的美式发音音标为：[laɪnɒpəŋkr'ɪætɪk]...

hyponoia的音标：hyponoia的英式发音音标为：[haɪpə'nɔɪə]hyponoia的美式发音音标为：[haɪpə'nɔɪə]...

keynoted的音标：...

成牙质细胞，造牙本质细胞...

It annoyed me that I didn't have time to do more reading...腾不出时间多看会儿书让我很烦。Costello later apologized, saying he'd been annoyed by the man.科斯特洛后来表示了歉意，说他是被那人惹怒的。She is hurt and annoyed that the authorities have b...

not any longer的音标：...

生殖肢...

He hobnobbed with them, drank with them, and loved to hang around them.他与这些人密切交往, 在一块喝酒.他很爱同他们一起鬼混....

Textbooks commonly denote shear stresses by the symbol and two subscripts.教科书通常用符号和两个脚标表示剪应力.We often denote danger by red letters.我们常常用红字表示危险.Listlessness and silence denote the lover.爱的最深的人,通常最不善于表白.Red eyes denote str...

I don't knowhow to stay cool in hot summer.这种布料即使在酷热的天气还是保持凉爽.In the matter of modernization we have neither experience nor technical knowhow.搞现代化建设,我们既缺少经验,又缺少知识.They unreservedly passed on to us their technical kn...

电心音描记器...

hormonogenesis的音标：hormonogenesis的英式发音音标为：[hɔ:mənəʊ'dʒenɪsɪs]hormonogenesis的美式发音音标为：[hɔmənoʊ'dʒenɪsɪs]...

notwithstanding的近义词有：despite, in spite of, notwithstanding。下面这些前置词或前置短语都含有"虽然，尽管"的含义：despite：书面用词，指不受某事或某种原因的阻碍，语气轻于in spite of。in spite of：在这些词中语气最强，可与despite换用，口语或书面语中均可使用。notwithstanding：语气最弱，仅表示一种障碍的存在。...

臭虻科...

I was completely nonplussed by his sudden appearance.他突然出现使我大吃一惊.She expected him to ask for a scotch and was rather nonplussed when he asked her to mix him a martini and lemonade.她料想他会要一杯苏格兰威士忌，所以当他请她调一杯马提尼酒加柠檬水时，她有点不知所...

of special note的音标：of special note的英式发音音标为：[ɔv 'speʃəl nəut]of special note的美式发音音标为：[ʌv 'spɛʃəl not]...

cyclopentanoperhydrophenanthrene的音标：cyclopentanoperhydrophenanthrene的英式发音音标为：[saɪkləʊpentə'nəʊpəhaɪdrəʊ]cyclopentanoperhydrophenanthrene的美式发音音标为：[saɪkloʊpentə'noʊpəhaɪdroʊ]...

Hanover was incorporated into Prussia in 1886.汉诺威市于1886年并入普鲁士.We were turned off the train at Hanover, where we had to change.我们在汉诺威站被赶下火车，只好在那儿转车。After two or three attempts , he lifted himself into the saddle and start...

I have heard heroes could travel between Infernos without moving.我听说英雄们不需要移动就能穿梭于地狱之间....

阿克汀喹...

次黄核苷酸酶...

cognovit的音标：cognovit的英式发音音标为：[kɒg'nəʊvɪt]cognovit的美式发音音标为：[kɒg'noʊvɪt]...

n.动吻纲，活吻动物...

Nocturnal animals such as bats and owls only come out at night.夜行动物,如蝙蝠和猫头鹰只在夜里才出来.The usual symptoms are dyspnea, and sometimes paroxysmal nocturnal dyspnea.其常见症状是呼吸困难, 有时呈阵发性夜间呼吸困难.I wander about the dread nocturnal co...

kenozooecium的音标：kenozooecium的英式发音音标为：[ke'nɒzu:ɪsɪəm]kenozooecium的美式发音音标为：[ke'nɒzuɪsɪrm]...

The agronomist suggested growing rice on the dried river bed.那位农学家建议在干涸的河床上种水稻.This factor can be fine tuned by the agronomist or farmer working at a specific site.这可通过在某一特定地点工作的农学家或农民来精细地调整....

We may have to agree that the noble Lord is not precisely a nonpareil as a departmental minister.我们也许只能一致认定：这位高贵的勋爵作为一位大臣不一定算得全善全美。We may have to agree that the noble Lord a nonpareil as a departmental minister.我们也许只能一致认...

Northwestern的音标：Northwestern的英式发音音标为：['nɔ:θ'westən]Northwestern的美式发音音标为：['nɔθ'westən]...