| 单词 | pentagon |
| 释义 | pentagon noun[C] uk/ˈpen.tə.ɡən/us/-t̬ə.ɡɑːn/ashapewith fivesidesand fiveangles 五边形，五角形 NUMAX3D/iStock/Getty Images Plus/GettyImages Geometrical shapes
the Pentagon noun uk/ˈpen.tə.ɡən/us/ˈpen.t̬ə.ɡɑːn/thebuildingin Washington where the US DefenseDepartmentisbased, or the US DefenseDepartmentitself: 美国五角大楼，美国国防部ThePentagonisaimingtocutUSforcesby over 25percentin the next fiveyears.美国国防部计划在接下来的五年内裁军25%以上。
International relations: United States politics & government
pentagon| American Dictionarypentagon noun[C] us/ˈpent·əˌɡɑn/geometry aflat, five-sidedshapewith fiveangles Pentagon noun[U] us/ˈpent·əˌɡɑn/thebuildingwhere the US DefenseDepartmentisbased, or the US DefenseDepartmentitself Examplesofpentagonpentagon The resulting cells are all hexagons, except that the cells corresponding to the 12 vertices of the original icosahedron are pentagons. From theCambridge English Corpus We may need to link extra cycles to the squares and pentagons in this construction to pack these cycles fully. From theCambridge English Corpus As before, we shall attempt to pack some of the cycles as connected sequences of triangles, squares and pentagons. From theCambridge English Corpus The idea is to pack some of the cycles as connected sequences of triangles, squares and pentagons in certain explicit constructions. From theCambridge English Corpus The resulting mesh of hexagons and pentagons is nearly uniform, and it avoids the problems with coordinate poles described in the preceding subsection. From theCambridge English Corpus We may have to link extra cycles to the squares and pentagons in the construction. From theCambridge English Corpus This relationship does not hold for sides, chords and diameters in thepentagon. From theCambridge English Corpus The position of reefs is shown by the three groupings of pentagons, individually located by interviewees, with greater consistency in location highlighted for the reefs closer to the community. From theCambridge English Corpus However, each of these cycles is precisely apentagon(since a 5 cannot be written together with a 3 or another 5), so they pack entirely too. From theCambridge English Corpus I do not think it is apentagonbut it might have four sides. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 Those atoms form a closed cage made up of 12 pentagons and 20 hexagons that fit together like the surface of a football. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 It is thepentagondesign of semi-submersible. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 In my constituency, there are somepentagonblocks —pentagonin shape rather than in intention—which have been successful and are used as warden-controlled old persons' accommodation. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 Pentagoneconomists acknowledge that steps could be taken to spend the existing military budget more efficiently. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 It is one of 14 known isohedralpentagontilings. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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