expansion / ɪkˈspæn ʃən /


expansion 的定义

n. 名词 noun
  1. the act or process of expanding.
  2. the state or quality of being expanded.
  3. the amount or degree of expanding.
  4. an expanded, dilated, or enlarged portion or form of a thing: The present article is an expansion of one he wrote last year.
  5. anything spread out; expanse.
  6. Mathematics. the development at length of an expression indicated in a contracted form, as a2 + 2ab + b2 for the expression2.any mathematical series that converges to a function for specified values in the domain of the function, as 1 + x + x2 + … for 1/ when x< 1.
  7. Machinery. that part of the operation of an engine in which the volume of the working medium increases and its pressure decreases.
  8. an increase in economic and industrial activity.
  9. additional content for a video game, card game, board game, etc., that significantly expands or alters the way the game is played: I really improved my deck with cards from the latest expansion.You can play the stand-alone expansion without ever buying the original game.

expansion 近义词

n. 名词 noun



  1. Still, the expansion in testing alone can’t fully explain the current case uptick, at least not in every country.
  2. China is a great nation, and we should hope for the continued expansion.
  3. Many factors are driving the violent expansion of this years' wildfires.
  4. A few days later, Pfizer announced plans to expand the number of participants enrolled in its clinical trials by the thousands but gave little details on the expansion.
  5. In April, there was an hourlong “Election Administration Forum Conference Call” that covered, in part, the expansion of mail-in voting and “ways to message these concerns to your constituents,” according to the invitation.
  6. Missy Suicide, formerly known as Selena Mooney, is in New York for a series of brand-expansion meetings.
  7. He recently put up $50 million for half the cost of the Kennedy Center expansion, where he is chairman of the board.
  8. Tellingly, but not coincidentally, the greatest expansion of Medicaid has occurred in Deep Blue America.
  9. Even the most adamant Obamacare opponent must acknowledge, as Kasich has, that its coverage expansion has helped some people.
  10. He also has backed Medicaid expansion and a state-run exchange under Obamacare.
  11. This engine only took steam during the first quarter of its stroke, the remaining three-quarters were by the expansion.
  12. This most simple steam-engine combined in the greatest degree the two elements of expansion and momentum.
  13. The coal burnt under the boiler gives a duty of sixty-six millions, or an expansion of 60 per cent.
  14. Every step which she took toward relieving herself from obligations added to her strength and expansion as an individual.
  15. The settlement no doubt was influenced by the imminence of a large expansion of policy—the ill-starred Irish expedition.