boundary / ˈbaʊn də ri, -dri /


boundary 的定义

n. 名词 noun

plural bound·a·ries.

  1. something that indicates bounds or limits; a limiting or bounding line.
  2. Also called frontier. Mathematics. the collection of all points of a given set having the property that every neighborhood of each point contains points in the set and in the complement of the set.
  3. Cricket. a hit in which the ball reaches or crosses the boundary line of the field on one or more bounces, counting four runs for the batsman.Compare six.

boundary 近义词

n. 名词 noun

outer limit


  1. It’s not the first well-funded social media app to push the boundaries of data privacy.
  2. More than a healthy workplaceFlexibility extends beyond the boundaries of the physical work environment.
  3. Creators will inevitably try to push the boundaries of what these humans look like.
  4. Redistricting – the once-a-decade process of redrawing political boundaries – is a complex undertaking, laden with jargon and acronyms that can confuse even most political observers.
  5. This year, we can expect to see a newly energized community of developers working across the boundaries of companies, states and countries to take on some of the world’s biggest problems.
  6. First you have to convince people to accept your version of the boundary between law and politics.
  7. We need to take a razor and make a boundary in the shaving foam, people.
  8. In the new paper, Laniakea is defined by a gravitational boundary.
  9. We also need to cross the boundary between environmental and non-environmental issues.
  10. The real Watson was a sociopathic landowner in southwest Florida where land and water know no fixed boundary.
  11. Nearly all the mutineers swung round and galloped headlong for the landward boundary of the paddy field.
  12. Boundary line between New York and Massachusetts agreed upon.
  13. Now they are approaching the long row of noble beeches that line the boundary of Mortlake.
  14. As the car rolled on toward Manhattan's northern boundary, the woman with the green eyes switched on the radio on the dash.
  15. A large stone set in a secure place surely is a better boundary than a wayward stream whose course is changed by every freshet.