查询词典 not necessary

I know he can be a stern man when necessary, but he's not like that at home.

我知道如果有必要他会是很严厉的，但在家他可不是这样的。

So you do hemolysis test is very necessary, but as long as your anti-B serum is less than 64, and RH attribute the same, do not worry.

所以你做溶血化验是十分必要的，但只要你的抗B血清小于64，并且RH属性相同，就不要担心了。

It is therefore necessary to reject all theories that bring the book down to a date later than 250 BC, including that of Graetz, who regarded it as Herodian - in which he is followed by Leimdrfer (Erlangen, 1891), who makes Simeon ben Sheta the author - and that of Renan, who places it somewhere before 100 BC These theories are largely based on conjectural interpretations of historical allusions, which, though often attractive, are not convincing.

因此，这是要拒绝所有的理论，使这本书下降至一个日期不迟于250年，包括对格雷茨，谁把它作为herodian -在他之后是l eimdrfer（埃尔兰根， 1 891），谁使西美昂奔s heta作者-即任南，谁的地方，它的某处前1 00年这些理论主要是基于臆测的解释，历史典故，这虽然往往有吸引力，是没有说服力。

Maybe I will not carry out seriously according to this plan, but it is necessary, which can help me avoid two shortcomings at least---- overhasty and hesitance.

也许我不会完全照着做，但还是要定下这个计划；这样至少可以免除两种缺点——过分仓促和犹豫不决。8。

At the same time, in a male-dominant society, women's exclusive emotional heterosexuality is not so necessary, nor is her repression of her love for her father.

同时，在一个男性主宰的社会里，女人情感独占的异性恋显得没有必要，也不必要抑制对父亲的爱。

Among them, the antioxidant compounds can effectively remove free radicals and esters peroxygen compounds inside the body, and interdict the powerful cancerogenic substance N-ammonium nilrite compounds. It can not only greatly enhance the body's immunity, but also with effective functions in moisturizing the skin, anti-fatigue and anti-aging; the bamboo fiber contains the amino acid necessary for human body, having distinctive health-care functions on the skin; the bamboo cellulose, bamboo honey and pectin have the effects of moisturizing the skin and fighting fatigue. They can increase the body's microcirculating blood, activate the histiocyte, enable the body to produce heating effects, effectively regulate the nervous system and unclog the meridian; the bamboo fiber has no free electric charge, antistatic and relieves itching.

其中，抗氧-化合物能有效清除体内的自由基和酯-过氧化合物，阻断强致癌物质N一亚-酸氨化合物，不仅能显著提高机体免-能力，而且具有滋润皮肤和抗疲劳、-抗衰老的生物功效；竹纤维含有多种-体必需的氨基酸，对皮肤具有独特的-健功能；竹纤维素、竹密、果胶具有-滋润皮肤和抗疲劳的功效，能增加人-的微循环血流，激活组织细胞，使人-产生温热效应，能有效调节神经系统-，疏通经络；竹纤维不带自由电荷，-静电，止瘙痒。

So if a person is not interested in his job, job hopping is normal and even necessary.

因此，如果一个人在他的工作没有兴趣，流动率是正常的，甚至是必要的。

But our overall goal is not only good, it's necessary to the survival of the human race.

但是我们的出发点是好的，对于人类的生存是必需的。

It was found that hyaluronidase was not a necessary factor to establish apneumococcal meningitis via intranasal instillation.

模拟S.pn在人类感染途径，通过鼻腔滴注TIGR4成功建立了小鼠脑膜炎模型，并且证实小鼠可出现嗜睡、弓背等脑膜炎典型症状，为下一步研究S.pn致脑膜炎的分子机制奠定了基础。

The analysis of hydrogen-producing nature was presented through the point of catalysis of hydrogenase, the production of energy and its transportation. From author's view, the course of de-hydrogen from pyruvic acid to acetyl-CoA was the chief determinant for hydrogen producing. And the balance and adjustment of NADH/NAD〓 was just the necessary condition, not the foundation reason.

本文从产氢反应的催化体系、能量产生和传递等不同角度对产氢本质进行了系统的理论分析，认为产氢发酵的第一判定条件（即产氢发酵的充分必要条件）是丙酮酸-乙酰CoA脱氢过程；而NADH／NAD〓的平衡调节机制只是必要条件，不是产氢发酵的根本动力。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。