单词
ultra-dense
释义
ultra-denseadjective(alsoultradense)uk/??l.tr??dens/us/??l.tr??dens/extremely
dense(=containinga lot of things ormatterin asmallspace):
They'rebuildingsome new ultra-densehousingtotryandsolvethe city'shousingcrisis.Apulsaris an ultradense,rapidlyrotatingobjectthat isleftover when asupernovaexplodes.- Theremnantsof theimplodedstarsare ultradense,composedof 90percentneutrons.
- When astarcollapses,itslayersareunabletopenetratethe ultra-densecore,causingthem toreboundin aviolentshockwave.
SMART Vocabulary: related words and phrasesGeometry: parts of geometrical shapes- -sided
- angle
- axes
- axis
- bulky
- chord
- conic
- corresponding sides
- crosswise
- frustum
- hemisphere
- hypotenuse
- perimeter
- plane
- section
- symmetrical
- symmetrically
- symmetry
- tan
- vertex
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Opaque(Definition ofultra-densefrom theCambridge Advanced Learner's Dictionary & Thesaurus? Cambridge University Press)#https://dictionary.cambridge.org//dictionary/english/ultra-dense##