Personnel Department
　　Human Resources Department
　　Finance Department
　　Accounts Department
　　Administration Department
　　Explanation：
　　Para.3
　　bring somebody/something in phrasal verb
　　1 to introduce a new law 颁布一项新法律
　　Harsh anti-Trade Union laws were brought in in the early 1980s. 严厉的反工会法于80年代早期颁布。
　　2 to ask someone to become involved in a discussion or situation 聘请
　　I’d like to bring in Doctor Hall here and ask him his views. 我想聘请…博士来这里并询问他的意见。
　　The police were brought in to investigate the matter. 他们把警方请来，调查此事。
　　3 to earn a particular amount or produce a particular amount of profit 产生收益
　　The sale of the house only brought in about ￡45,000. 这栋房子只卖了4万5千英镑。
　　4 to attract customers to a shop or business 吸引
　　We’ve got to bring in more business if we want the restaurant to survive. 我们如果想要让这家饭馆继续生存下去，我们就必须吸引更多人。
　　expatriate [countable] someone who lives in a foreign country
　　expatriate adjective [only before noun]移居国外的；
　　expatriate workers
　　British expatriates living in Spain
　　sales staff 销售人员 （sales force）
　　force noun
　　MILITARY军队
　　air force空军
　　armed forces 武装部队
　　MILITARY ACTION
　　[uncountable] military action used as a way of achieving your aims 武力
　　Peace cannot be imposed by force. 和平是不可能靠武力来强制实现的。

　　PHYSICAL POWER
　　[uncountable]the amount of physical power with which something moves or hits another thing 力量
　　
force of
　　The force of the explosion blew out all the windows. 爆炸的力量将所有玻璃都冲击碎了。
　　NATURAL POWER
　　[uncountable and countable] a natural power or event
　　the force of gravity 地心引力

　　ORGANIZED GROUP
　　[countable usually singular] a group of people who have been trained and organized to do a particular job 一群人
　　the company’s sales force 公司的销售人员
　　the quality of the teaching force 高水平的教师队伍

　　task force
　　STRONG INFLUENCE
　　[countable] something or someone who is powerful and has a lot of influence on the way things happen 强势人物或事情
　　the driving force (behind something/somebody) (=the person or thing that makes something happen) 驱动力
　　Betty Coward was the driving force behind the project. 贝迪是这个项目的发起人。
　　a force for change/peace/democracy etc (=someone or something that makes change, peace etc more likely to happen) 主张改变/和平/民主的力量

　　consultant [countable]咨询人员
　　1 someone whose job is to give advice on a particular subject
　　a management consultant
　　consultancy noun

　　plural consultancies
　　1 [countable] a company that gives advice on a particular subject 咨询公司
　　a management consultancy

　　a consultancy firm
　　2 [uncountable] advice that a company is paid to provide 咨询公司的建议
　　consultancy fees
　　work on somebody/something phrasal verb
　　1 to spend time working in order to produce or repair something 做某事
　　He has spent the last two years working on a book about childcare. 他用了两年的时间撰写了一本关于育儿的书籍。
　　Every weekend you see him working on his car. 每个周末你可以看见他修理自己的汽车。
　　2 to try very hard to improve or achieve something 努力改善或取得成绩
　　A trainer has been brought in to work on her fitness. 她请来了一个培训师，帮她锻炼身体。
　　work on doing something
　　We need to work on ensuring that the children feel safe and confident. 我们需要不断努力确保孩子们感到安全和自信。
　　Explanation：

　　Para. 4
　　participant n. 参加者
　　*participate in sth. 参加
　　electric adjective惊人的；令人兴奋的
　　making people feel very excited
　　The atmosphere in the courtroom was electric. 法庭里的气氛令人振奋。
　　come up with something phrasal verb
　　1 to think of an idea, answer etc产生；发现（解决办法；答案）
　　We’ve been asked to come up with some new ideas. 领导让我们想出新主意。
　　2 informal to produce an amount of money 筹措钱
　　We wanted to buy the house but we couldn’t come up with the cash. 我们想要买这栋房子，但是我们已是筹措不到这笔钱。
　　throw light on something