77.desirable: /dɪ'zaɪərəbl/ worth having and wanted by most people, 值得拥有的，理想的
a desirable job/outcome
Hainan is a desirable place for many northeasterners to visit during the winter months.
desirable/ideal /aɪ'diəl/
The solution is highly desirable in theory but problematic in reality.
翻译：
The solution is desirable in theory, but it is difficult to carry out.
Jay Chou is a desirable man for he is a brilliant /'brɪljənt/ musician.
78.sought-after: wanted by many people but not easy to get:受欢迎的
Yeezy sneakers are one of the most sought-after footwear in the world.
和desirable一起记
Decisions will be made based on a points system, which favors those with sought-after skills and education.
The Economist has become(过去分词) the most sought-after reading material among Chinese English language learners.翻译
The Economist has become a sought-after reading material for Chinese English learners.
Zhang Xiaohui is a much sought-after blogger. Her recommendations were sold out soon.
79.instrumental： involved in an important way in making something happen:有帮助的、起作用的；同义词：helpful, play an important role
Details are instrumental in achieving success.
In your inimitable/ɪ'nɪmɪtəbl/ 独特的；无比的；无法仿效的 and wonderful ways, you have each been instrumental in helping me bring this book to life.－－当别人对我们有所帮助，在写邮件和卡片的时候。。
Education is an instrumental tool in shaping my destiny.
80.cut-throat :切喉、冷酷无情的 fierce、tough、severe
The competition in the smartphone industry is cut-throat.
the smartphone business is cut-throat and relentless. /rɪ'lɛntləs/
in the cut-throat world, only the fittest will survive/ prevail(获胜、占优势).
81.aforementioned :mentioned before in an earlier part of a document, article, book etc
the aforementioned city
同义词：above-mentioned
An argument in the fifth chapter seems to be contradictory to the aforementioned claim.
82.transferable: able to be transferred or made over to another field.
Many employers often look for people who can demonstrate a good set of transferable skills.
83.hesitant: uncertain about what to do or say because you are nervous or unwilling
In the past year many were hesitant about whether it was a good time to buy property.
hesitant about (doing) something 和 hesitant to do sth
in the past year many were hesitant about whether it was a good time to buy property.
in 2018 many were hesitant to get into the housing market.
84.presumably: /pri'zju:-məbli,pri:-/ used to say that you think something is probably true. 大概、可能
The restaurant that has been around for many years recently went out of business, presumably because the rent prices went up too much.
i assume/ suppose/ presume/ guess
The fourth quarter of 2018 saw massive lay-offs in many technology companies, which, according to analysts, presumably means they failed to raise the funds they need.
The professor's flight was delayed again, presumably because of the bad weather.
85.thankfully:幸亏、幸运的是、令人欣慰的是
Thankfully, everything went smoothly.
Once i was late for my flight. Thankfully, the flight got delayed, and i was able to board it eventually.
Thankfully, rubbish is one environmental issue where there is little need to worry about political incentives.
Thankfully, we spotted a product defect(缺点、不足) in time and fixed it before the launch.
86.viable：able to be done, or worth doing 可以存活的，可行的，值得做的
Renewables are economically viable alternatives.
Starbucks' news store in the forth-tier city has proved commercially viable.
As China's economy is going downhill, many online-to-offline business no longer seem (commercially/ economically) viable
87.prone: likely to do something or be affected by something, especially something bad 易于...的，很可能...的，可用来替换likely，inclined等表示“有...可能／倾向”的词
be prone to
But in China and India, young women have been unusually prone to suicide.
American football and ice hockey players are prone to injury.
Overweight people are prone to high blood pressure and high blood sugar.
88. adept: very good at doing something that is not easy
be good at
Israelis are adept at turning ideas into viable businesses.
He is proving to be an adept young dictator.
He was adept at solving problems and at rallying workers, but he was brusque /brʌsk/ 唐突的；直率的；无礼的 and obsessive, prone to belittle(轻视、贬低) teammates who disagreed with him.
89.commonplace: happening often or often seen or experienced and so not considerable to be special
Mobile payment systems are already commonplace across China.
Households with just one child have become commonplace in Europe and the more prosperous parts of Asia, including China. That means each child has more time, money and energy invested in it, but misses out on the hustle and bustle of a larger household.
xx has become commonplace. That means...
Holidaying abroad has become increasingly commonplace.
90.iconic: very famous and well known, and believed to represent a particular idea.偶像的、标志性的
名词形式 icon：图标、偶像、代表人物
Steve Jobs was an iconic entrepreneur and businessman.
Cover Story is a postcard collection celebrating 175 years of iconic covers from The Economist.
Over the course of his nearly four-decade career, Tom Cruise has played many iconic characters.
91.popularize
In the past few years, Uber has popularized the idea of sharing economy.
It's said that returned students from overseas popularized the party game Mafia in China.
92.sidetrack: to direct( someone)away form an activity or subject toward another one that is often less important. 受到了...的干扰
Sorry i got completely sidetracked and didn't attend to your request immediately.
I got sidetracked.
Sorry i got sidetracked and talked about my lousy experience at the bar. Where was I?
93.backpedal: to change your opinion or not do something that you had promised to do
常常引申为“撤回”，后面一般搭配介词on，介词后接表示某个观点、计划、建议、决定、承诺、条款等的词
The product manager quickly backpedaled when asked to explain his proposal in detail.
US politicians are backpedaling on the commitment to cut taxes.
backpedal on commitment 承诺
有一个常见的同义词backtrack
94.leapfrog：to suddenly become better ,more advanced etc than people or organization that were previously better than you
Within only a couple of years, she leapfrogged from an entry-level worker into a senior engineering position.
China is leapfrogging to the forefront of global innovation.
