四级But the most cutting-edge tool under development is the "teachable agent" —a computerized character who learns, tries, makes mistakes and asks questions just like a real-world pupil.

但目前正在开发的最尖端的工具是“可教代理”（teachable agent）——一个像真实世界的学生一样学习、尝试、犯错误和提问的计算机化角色。

高考In any unsafe situation, simply press the button and a highly-trained agent will get you the help you need.

在任何不安全的情况下，只要按下按钮，训练有素的特工就会为您提供所需的帮助。

高考For years I dealt with my travel agent only by phone.

多年来，我只通过电话与我的旅行社打交道。

六级The London Bank and their agents who had been negotiating with the kidnappers have not said whether any amount of money has been paid.

伦敦银行及其与绑匪谈判的代理人没有透露是否支付了任何款项。

四级Agents and fashion houses who hire models with a BMI under 18 could pay $82,000 in fines and spend up to 6 months in jail.

经纪人和时装公司如果雇佣体重指数低于18的模特，可能会支付82000美元的罚款，并将被判6个月监禁。

高考I sometimes wished to find another agent.

我有时想找另一个经纪人。

高考Rani, my faceless agent whom I'd never met in person, got me rock-bottom prices on airfares, cars, and hotels.

拉尼是我的匿名经纪人，我从未见过他，他给我的机票、汽车和酒店都是最低价。

四级From such instruction, many students began to see themselves as agents of their own brain development.

从这样的教学中，许多学生开始将自己视为自己大脑发育的代理人。

高考The studio powers didn't like his agent.

鲍尔斯工作室不喜欢他的经纪人。

考研The London agents Stirling Ackroyd recently identified enough sites for half a million houses in the London area alone，with no intrusion on green belt.

伦敦特工斯特林·阿克罗伊德（Stirling Ackroyd）最近发现，仅在伦敦地区就有足够的场地可容纳50万套房屋，而不会影响绿化带。

考研Many of the aspects of home-buying aren't a consideration for children, said Tracey Hampson, a real estate agent based in Santa Clarita, Calif.

加州圣克拉丽塔的房地产经纪人特雷西·汉普森说，购房的许多方面都不是孩子们的考虑因素。

六级Some travel agents are thriving in spite of the economy.

尽管经济不景气，一些旅行社仍在蓬勃发展。

高考Painters, digital media experts, photographers, booking agents and promoters are hired to sell tickets and promote the event.

聘请画家、数字媒体专家、摄影师、订票代理和促销员来销售门票和宣传活动。

四级Record's suggestion is to prohibit agents from hiring models with a BMI below 18.

Record的建议是禁止代理商雇佣BMI低于18的模特。

高考I don't know how many people would have done that; they would have listened to their agents or the studio powers.

我不知道有多少人会这样做；他们会听取他们的经纪人或制片厂的意见。

六级One of the ways in which all agents seem to make decisions is that they assign a lower weighting to outcomes that are going to be further away in the future, he says.

他说，所有代理人做出决策的方式之一似乎是，他们对未来将要发生的结果赋予较低的权重。

高考One agent recommended a house in particular.

一位经纪人特别推荐了一所房子。