When a B cell binds to an antigen, it multiplies to form a clone of identical cells. Some of these, acted on by helper T cells, differentiate into plasma cells that produce antibodies against the antigen. Others (memory cells)multiply, providing long-term immunity to the antigen.

B细胞一旦与某一个抗原结合时,就受到刺激并增生成一个由相同细胞组成的复制体,其中一些B细胞在辅助性T细胞的作用下会分化成分泌抗体的浆细胞。其它的细胞(记忆细胞)增生,提供长期的免疫力给抗原。

The chimaeric molecule, containing the vector DNA and inserted foreign DNA, is introduced into bacterial cells where it multiplies

含有载体的DNA以及插入的外源基因的杂合子,被引入细菌细胞,并且在其中增殖。

A pregnant woman can pass the virus to her fetus across the placenta. The virus first multiplies in lymph nodes near the site of infection. Once it spreads through the body, usually about 10 years later, symptoms appear, marking the onset of AIDS.

怀孕的妇女可以通过胎盘将病毒传给胎儿。病毒首先在接近感染部位的淋巴结中繁殖起来。通常约十年后,病毒扩散到全身,这时就会出现症状,标志着爱滋病的开始。

Sanitary conditions in the environment play an important role since the V. cholerae bacterium survives and multiplies outside the human body

环境卫生条件起着重要作用,因为霍乱弧菌在人体外生存和增殖,

Her husband multiplies his demands on her time.

她丈夫对她的时间要求得越来越多。

Fear multiplies the difficulties of life.

恐惧会使生活变得更困难。

The bacterium usually enters through the tonsils, nose, or throat and multiplies there.The bacteria produce a toxin that spreads to cause other symptoms, including fever, chills, sore throat, and lesions in heart muscle and peripheral nerve tissue that may cause death from heart failure and paralysis.

侵入门户多为扁桃腺、鼻和咽部,白喉棒状杆菌通常在这些部位停留繁殖,并产生外毒素,外毒素经血管和淋巴管散播全身,引起其它症状。包括发烧、发冷、咽痛,若累及心肌和周围神经组织,引致炎症及脂肪组织退化;较重病例造成心力衰竭及瘫痪,可致死亡。

Habitat--infective agent lives and multiplies there.Survival---the infective agent primarily depends on the reservoir for its survival. The reservoir may be man, animal or non-living material.

生境--感染因子在此生活和繁殖。存活--感染因子主要依赖宿主生存。宿主可能是人、动物或非生命物质。

A frequency multiplier which multiplies the frequency of an input signal by two.

使输入信号的频率加倍的一种倍频器。

double weighted borrowing cost [IBRD]: When calculating borrowings, the IBRD takes the amount of the loan, multiplies it by the interest rate, and obtains a total for the interest. All the loans and all the interest totals are added. The first sum is then divided by the second to obtain the weighted average interest. This is the ingle-weighted borrowing cost.

双重加权借款费用[国际复兴开发银行]:国际复兴开发银行在计算借款费用时,用贷款额乘以利率得出利息总额,再把总贷款额加上总利息额,然后用第一笔总额除以第二笔总额,得出加权平均利息,即单一加权借款成本

Salmonella typhi, usually ingested in food or water, multiplies in the intestinal wall and then enters the bloodstream, causing septicemia.

通常从食物或饮水中摄入伤寒沙门氏菌,在肠壁中繁殖,然后进入血流,导致败血症。

Hot weather multiplies the bacteria in milk rapidly.

炎热的天气使牛奶中的细菌迅速繁殖。

An arithmetic process where each movement of value to the left multiplies a number by the radix in use, and each movement to the right divides the number by the radix

一种算术处理,其中数值每左移一位,就乘以所用的基数;每右移一位,则除以此基数。

Friendship multiplies joys and divides griefs

友谊可以增添欢乐,可以分担忧愁

Friendship multiplies joys and divides griefs.

友谊可以增添欢乐,可以分担忧愁。

Even if China's population multiplies many times, she is fully capable of finding a solution; the solution is production

再增加多少倍人口也完全有办法,这

||1:“It multiplies ,” said Mrs Frey enigmatically, as she walked away.||2:Though she knocked on “over 3,000 doors” in 2016, she did not seem used to such pushback.||3:Modern campaigns aim canvassers almost exclusively at likely voters for their own side; she had kindly decided to knock on every door mainly as a favour to Lexington.||4:It was also apparent from her assertions, which tended to be untrue, that Mrs Frey inhabited a deep realm of the Trump bubble.

||1:弗雷女士莫名其妙地说，“它”，随即离开了。||2:尽管她在2016年敲开了“3000多扇门”，但她似乎从未遭遇过这样的拒绝。||3:现代竞选活动旨在让几乎所有的拉票人尽可能为自己的一方争取选民；她善意地决定敲开每一扇门，主要是为了帮助笔者。||4:从弗雷女士不真实的声称中也可以明显看出，她已然深陷于“特朗普泡沫”而无法自拔。

Math. scalb(x, y) multiplies x by 2y (scalb is an abbreviation for "scale binary" ).

scalb（x，y）用2y乘以x，scalb是“scalebinary（二进法）”的缩写。

It says this approach multiplies the potential sources of tax evasion.

报告指出，这种方法成倍扩大了逃税的可能来源。

Avoid integer multiplies (especially 32-bit multiplies) on the SPE.

避免在SPE上进行整数乘法（尤其是32位的乘法）。

What starts as one or two resource files quickly multiplies into several resource files, each with their own managing translator.

当一两个资源文件迅速增加到几个资源文件，并且每个资源文件都有自己的主管翻译时，这时应该怎么做。

Line 118 multiplies it by the Y-axis scaling factor to determine its position.

第118行将该值乘以Y轴的比例因子，以确定其位置。

Increases the anti-corruption dynamics, eliminates soil which and condition seeks multiplies .

加大反腐力度，消除寻租滋生的土壤及条件。

Multiplies the values in fields named UnitPrice and Quantity.

将“单价”和“数量”字段中的值相乘。

Leverage multiplies the power of your business because with leverage, every dollar you make in profit is multiplied.

借助于这根杠杆，你手里的生意将威力倍增，因为每一分挣到你口袋的利润都会翻倍。可是如果把这个.。

Team energy multiplies when you set a desired goal and resolve to achieve it.

立下理想的目标并决心达到目标，团队的力量就会成倍地增长。

The performance problem multiplies with the number of layers of services called.

随着服务调用层次的增加，性能问题也成倍增加。

As genetic information multiplies and the cost of hardware falls, biohackers are emerging.

随着基因信息技术的繁荣和实验设备的降价，生物黑客出现了。

It multiplies one company's development capacity many times over.

它使一家公司的开发能力翻了几番。

The more meats we eat, the more the suffering multiplies [for animals, human health and the planet].

我们吃的肉越多，害处越大（对于动物、人类健康和这个星球来说）。