It is there to soften the demand, giving an impersonal reason for the request, and avoiding the brutally direct by the taking of trouble.
句中的斜体词都是为了缓和语气之用，给出一个非个人的原因，避免产生麻烦。
Most information was collected by direct observation of the animals' behaviour.
大部分信息都是通过直接观察动物的行为收集到的。
Stress may also contribute to disease in less direct ways by influencing moods and behavior.
压力也可能以影响情绪和行为这些不那么直接的方式而导致疾病。
Something that you learn by direct seeing is called an observation.
通过直接看到了解到的东西叫做观察。
It is transmitted between animals and humans by the bite of infected fleas, direct contact, inhalation and rarely, ingestion of infective materials.
它通过受感染跳蚤的咬伤、直接接触、吸入和极少摄入传染物在动物与人之间传播。
Lozanov experimented with teaching by direct suggestion during sleep, hypnosis and trance states, but found such procedures unnecessary.
洛扎诺夫在睡眠、催眠和恍惚状态下尝试了直接暗示的教学方法，但他发现这些过程是没必要的。
Specific brain regions that respond during direct gaze are being explored by other researchers, using advanced methods of brain scanning.
其他研究正在利用先进的大脑扫描方法探索直接凝视时做出反应的特定大脑区域。
Some kinds of batteries can be recharged by connecting them to a source of direct current.
有些型号的电池在接入直流电源时就能充电。
Furthermore, the structure of most female cycad cones seems inconsistent with direct pollination by wind.
此外，大部分雌苏铁球果的结构似乎与风直接授粉不一致。
This strategy of direct access to a maximum number of ecological zones by a single group is called vertical economy.
单一集团直接进入最大数量的生态区的战略称为垂直型经济。
Promote your event or issue in a leaflet delivered by volunteers by ad mail, or by direct mail.
在志愿者通过广告邮件或者直接邮寄的传单中，宣传你的事件或问题。
There is no direct flight serving these two destinations now, while it takes around 5 hours to get there by car.
现在没有直飞这两个目的地的航班，而开车到那里大约需要5个小时。
How long will it take to travel from Guangyuan to Chengdu (about 290 km) by Direct Express Train?
从广元到成都（约290公里）坐直达快车需要多长时间？
They are similar to rainbows, but they are created by moonlight instead of direct sunlight.
它们类似于彩虹，但它们是由月光而不是太阳光直接照射产生的。
The polarographic behavior of iodoacetic acid has been studied by using single sweep polarography, direct current polarography and cyclic voltammetry.
碘乙酸的极谱行为已通过单扫描极谱法，直流极谱法和循环伏安法进行了研究。
However, in this case we can simplify things quite a bit and just show a direct proof by leveraging our first proof.
不过，在本例中，我们可以进行相当程度的简化，只是通过补充我们的第一个证明来给出一个直接证明。
Customers can obtain product information from the company's printed catalog and can purchase products from the business partners or place direct orders by mail, telephone, or fax.
顾客可以从公司印刷的目录中获得产品信息，并可以从公司伙伴处购买产品或者接通过邮件、电话或者传真直接订购。
The connection can be created in two ways: by direct linking or by using the driver manager.
可以通过两种方式创建连接：通过直接链接或使用驱动程序管理器。
This has a direct impact, by increasing the financing costs of their trading operations and lowering the value of the bonds they hold.
这对他们有着直接的影响，因为这提高了他们交易的成本，同时降低了他们所持有的债券的价值。
But start-from-code doesn't have to mean exposing a data model by direct serialization.
但是“由代码开始”并不意味着必须通过直接序列化来暴露数据模型。
Diagnosis is made by direct visualization of the eyelid, with eversion of the lid to reveal hidden lashes.
通过对眼睑的直接观察，将眼睑翻转并发现藏于其内的睫毛即可作出诊断。
Were they clear, untormented people who could direct their every action by this mysterious business of thinking?
他们是那种心地清澈，不受折磨，凭那神秘的思考指导每一个行动的人？
Death rates for human infected are around 50 percent but, so far, humans have been infected mostly by direct handling with infected birds.
感染上禽流感的人类的死亡率是50%，但是迄今为止，被感染的人类大多数是通过与被感染鸟类的直接接触而传染上的。
Patrol officers and detectives deal with the public without direct oversight by administrative superiors, and so they must be trusted to behave in an ethical way on their own.
巡逻的警员和侦缉在没有行政上级直接监督的情况下与公众打交道，因此他们必须具备能以有道德操守的方式自行其是的可信度。
Simple queries are serviced by direct lookups.
简单查询是通过直接查找完成的。
Is it possible that, by providing direct and quantifiable data, EDD will be favoured by managers?
有没有可能EDD因为可以提供直接和可量化的数据，而被管理人员青睐？
Out of 18 specimens tested, preliminary laboratory results from Kisangani Provincial laboratory confirm 10 positive specimens by direct examination (sputum).
在检测的18份标本中，通过直接检查(痰)，来自基桑加尼省实验室的初步实验室结果确认10份阳性标本。
Out of 18 specimens tested, preliminary laboratory results from Kisangani Provincial laboratory confirm 10 positive specimens by direct examination (sputum).
在检测的18份标本中，通过直接检查(痰)，来自基桑加尼省实验室的初步实验室结果确认10份阳性标本。
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