In Part 2, you'll start to train the system for new items.
在第2部分中，将对系统进行培训，让它学习新东西。
It incorporates new knowledge on the fly, without the need to reconfigure or re-train the system.
它会动态地吸收新知识，而不需要对系统进行重新配置或重新训练。
The system then uses a variety of machine-learning techniques to train itself to be able to grade any number of essays or answers automatically and almost instantly.
然后，该系统利用多种机器学习技术进行自我培训，以便以一种近乎即时的方式对众多短文或答案进行自动评分。
They can produce enough new viruses to train the immune system to kill and remember them, so people only need to take the vaccine once.
它们可以产生足够多的新病毒来训练免疫系统杀死并记住它们，所以人们只需要接种一次疫苗。
For example, almost all legacy computer systems need some form of design investigation, if for no other reason than to train new developers in the maintenance and extension of the system.
例如，如果是仅仅出于就系统的维护和扩展培训新开发人员，则几乎所有的遗留计算机系统都需要某种形式的设计研究。
The goal is to train the immune system to recognize and attack cancer cells bearing these peptides; the vaccine would also contain substances designed to boost immune response.
他们将研究目标确定为训练免疫系统识别和攻击携带这些肽链的癌细胞。另外，该疫苗也将含有提高免疫反应的物质。
Pilots who train with this system can learn to fly blindfolded or to carry out complex maneuvers, such as holding the helicopter in a stationary hover.
经过训练而能熟练操作这种系统的飞行员就可以实现盲飞，或者进行某种复杂的飞行动作，例如让直升机稳定地停定在半空中。
WITH A MAXIMUM speed of 430kph (267mph), the Shanghai magnetic-levitation (or maglev) train is as much fairground rideas vital cog in the city’s transport system.
最高时速430公里（267英里）的上海磁悬浮不仅是一条展示线，也是该市交通系统重要的组成部分。
Mr Neuland came up with the design after doing field research on the city's often-maligned bus and train system.
在对经常遭人诟病的城市公共汽车和铁路系统进行实地研究之后，诺伊兰才做出了这样的设计。
The current method of curing allergies is to give a person small doses of an allergen over a period of years in order to train the immune system to recognize it.
目前根治过敏症的方法就是持续给患者注射一定剂量的过敏原，数年后就能让免疫系统对过敏原进行识别。
A project to train the users of the system.
培训这个系统用户的项目。
There are a lot of different types of data that can train a system: votes, clicks, page-view time, purchases, tagging, adding a title - the user does these things anyway, and you can use the data.
有很多各种数据可以用来训练系统：投票情况、点击、页面浏览时间、购买意向、加标签，添加标题——用户不经意的完成了这些事情，而你可以把这些数据利用起来。
But the complexity of the new High Speed Train (HST) system is such that a medium-term risk assessment will be necessary.
但是，由于新的高速铁路系统极为复杂，因此有必要进行中期的风险评估。
Attempts to train the immune system to recognise and attack cancers have so far failed.
之前有很多人试图通过训练人体免疫系统查知并攻击癌症，但都以失败告终。
At the time I published my book, there was still a dual pricing system whereby foreigners paid much more than Chinese for airline and train tickets, entry to tourist sites, and the like.
在我写那本书的时候，中国还实行着双重价格制，在机票、火车票、旅游景点门票等方面，外国人要比中国人付的多得多。
I tell your system where I need to go and you give me choices at various price points: Today, I can take the train for less.
我告诉系统我想去哪，然后系统给我各种票价的选择方案：今天，我坐火车比较划算。
ALLEN: No, that would be too expensive. We used the train system.
艾伦：没有，那太贵了，我们搭火车。
Only by doing so can we minimize the influence of a failed train on the whole metro system, and ensure that passengers are able to reach their destinations by taking following trains.
这才能最大限度降低故障对运营的影响，保障乘客搭载后续列车顺利到达目的地。
Consumers will be able to pay for sandwiches, drinks and train tickets by placing their phones close to a reader similar to the Oyster card system on the London Underground.
届时，消费者们购买三明治、饮料和火车票时，只要将他们的手机靠近一个类似应用于伦敦地铁的“牡蛎卡”(Oyster card)系统的读取器，就可以付款。
The general manager of the Metro system, John B. Catoe Jr., said one train had stopped at a platform and was waiting for permission to proceed when it was hit from behind by the second train.
地铁公司的总经理John B.CatoeJr.说，事发当时其中一列列车正停在站台边，等待发出驶出的命令，就在这时它被另一列来自后方的列车撞上了。
The system of signal lights that tells train drivers when to stop or slow down broke last Tuesday.
告知列车驾驶何时停车和减速的信号灯系统在上周二故障了。
Evaluation index system of passenger train operation plan is the basis for evaluating and optimizing passenger train plan.
旅客列车开行方案评价指标体系是评价和优化开行方案的基础。
A train crash on the Shanghai subway system left 284 people injured last Tuesday.
上周二上海地铁系统发生列车撞车事故，造成284人受伤。
The magnetic field created in this wire-and-battery experiment is the simple idea behind a maglev train rail system.
以这种铜线加电池形成的电磁场是磁悬浮列车铁路系统的初步设想。
With the increasing of the speed of train, high reliability of the contact system is required.
随着列车运行速度的提高，对接触网系统可靠性的要求也越来越高。
With the increasing of the speed of train, high reliability of the contact system is required.
随着列车运行速度的提高，对接触网系统可靠性的要求也越来越高。
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