查询词典 lethal

However, some researchers have suggested that the invention of weapons such as spears and bows and arrows made intertribal warfare among early humans so lethal that group selection did take over.

然而，一些研究人员认为随着诸如矛，弓和箭这些武器的发明，使早起人类部落之间的战争甚为惨烈，因而群体选择发挥起了效应。

The number of chickens in each group is 16 for SPF chicken At 4 weeks of age, chickens were eye-drop immunized with the recommended dose of commercial IBV vaccine, or vaccinated intradermally via wing with 5×106 PFU rFPV-IBVS1 or 5×106 PFU S-FPV-017. Four weeks after vaccination, chickens in all groups were challenged by bronchitis injection with a lethal dose (0.2ml 8.5EID50/0.1ml) of IBV XJ3 strain After challenge, chickens immunized with rFPV-IBVS1 and commercial IBV vaccine were all protected from death; the result indicated that rFPV-IBVS1 can protect chickens from the infection of IBV.

攻毒后的结果显示所有含rFPV-IBVS1免疫组的SPF鸡均100%保护而免于死亡；IBV弱毒疫苗免疫的SPF鸡也获100%保护，免疫以后的抗体跟踪检测证明rFPV-IBVS1诱导的抗IBV抗体水平低于IBV弱毒疫苗免疫组；攻毒后进行的IBV分离和PCR检测结果表明IBV弱毒疫苗免疫的SPF鸡能够更好地阻止攻击强毒的感染。

His command of irony and invective was said to be very classic and lethal.

据说他嬉笑怒骂的本领是极其杰出的，令人无法招架的。

At such times his command of invective was said to be classic and lethal.

在那种时候，据说他嬉笑怒骂的本领是极其杰出和无法招架的。

There appeared to be irrecoverable,lethal changes in tumor cells one week after 5 -DFUR administered.

结果：1。在电镜下，术前化疗3d可见与细胞功能有关的结构性改变。

The most alarming of all man's assaults upon the environment is the contamination of air, earth, rivers, and sea with dangerous and even lethal materials. This pollution is for the most part irrecoverable.

在人类损坏环境的种种行动中，最令人担心的是人类向大气、土壤、河流以及海洋中排放危险甚至致命物质，而当今这种污染在很大程度上是无法拯救的。

The most alarming of all man''s assaults upon the environment is the contamination of air,earth,rivers,and sea with dangerous and even lethal materials. This pollution is for the most part irrecoverable.

在人类破坏环境的种种行为中，最令人担忧的是人类向大气、土壤、河流以及海洋中排放危险甚至致命物质，而当今这种污染在很大程度上是无法拯救的。

Tracheal injury is a potentially lethal event in patients with difficult laryngoscopy and the use of ELM.

在难气管插管的病人合并使用外在laryngeal 操作时是有可能发生气管受伤的。

Laurent: But, he's got unparalleled sense, absolutely lethal.

劳伦：但是，他有著无比的嗅觉，绝对的致命。

Lead acetate and beryllium salts, along with most antifreeze compounds, are syrupy sweet and lethal.

醋酸铅和铍盐以及很多的低溶点的化合物像糖浆一样甜，并且是致命的。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。