自2010年至今的四级考试中， 共出现过 次
自2010年至今的六级考试中， 共出现过 次
N-UNCOUNT 发展;成长;发育;生长;形成 Development is the gradual growth or formation of something.
...an ideal system for studying the development of the embryo...
First he surveys Islam's development.
N-UNCOUNT (企业、行业等的)发展，扩展，壮大 Development is the growth of something such as a business or an industry.
Education is central to a country's economic development...
What are your plans for the development of your company?
N-VAR 研制;开发 Development is the process or result of making a basic design gradually better and more advanced.
We are spending $850m on research and development.
我们在研发上的投入是 8.5 亿美元。
...the development of new and innovative telephone services.
N-UNCOUNT (地区的)发展;(土地、水域的)开发 Development is the process of making an area of land or water more useful or profitable.
The talks will focus on economic development of the region.
...the fostering of development in the rural areas...
N-COUNT （事态的）发展，进展，新情况 A development is an event or incident which has recently happened and is likely to have an effect on the present situation.
Police said there had been a significant development in the case.
...the latest developments in Moscow...
N-COUNT 新建住宅区;新开发的楼盘 A development is an area of houses or buildings which have been built by property developers.