racket (n) a dishonest business or practice, especially one that obtains money through fraud or extortion 诈骗钱财

[例] They are making a good living by a smuggling and racket.

rally (n) a notable rise in stock market prices and trading volume after a decline 价格骤然回升

[例] a rally in share

rate of return (n) the amount of profit ,dividend or interest received from an investment, expressed as a percentage of the original investment 收益率

[例] Your investment will absolutely receive a poor rate of return.

rating (n)the popularity of a television or radio program as estimated by a poll of segments of the audience收视(听)率

[例] This radio programme has a very high rating among teenagers.

R&D research and development研发

[例] Dept. of R&D

raise [ reiz ] (n.) increase in salary涨薪水

[例] She asked for a raise.

(v.) 1. increase增加

[例] We raised the dividend by 5%.

2.obtain获得

[例] We are trying to raise $50,000 on the money market.

3. bring up in discussion提出

[例] We raised the question of prices at the board meeting.

random check to check by random 随机抽查

range [ reindV ] (n.) series of products which the customer can choose from(产品)系列

[例] This type of shoes covers a wide range of color and size.

rank [ rANk ]1.(n.) position in a company of list职位

[例] He has a high rank in the company.

2. (v.) classify in order of importance排名

[例] The company is ranked 6th in the world.

rapport [ rA5pC:t ] (n.) close or easy relationship友善

[例] At the first stage of an interview, the interviewer needs to make the candidate feel at his/her ease, develop rapport and set the scene.

[同义词] harmony

rate [ reit ] (n.) money charged for a certain time or at a certain percentage比率

[例] If you will bring over 50,000 USD deposit, then we can provide you a better interest rate.

fixed rate rate which cannot be changed

going rate usual rate of payment

rating [ 5reitiN ] (n.) result of measuring something评级

[例] Ratings can then be used to compare jobs to one another.

ratio [ 5reiFiEu ] (n.) proportion of something compared to another thing比率

[例] Our liquidity ratio is not healthy.

[同义词] proportion, percentage

rationalize [ 5rAFEnElaiz ] (v.) make more efficient, streamline合理化

[例] We should rationalize production step by step.