| 单词 | straight angle |
| 释义 | straight angle noun[C] mathematicsspecializeduk/ˈstreɪt ˌæŋ.ɡəl/us/ˈstreɪt ˌæŋ.ɡəl/anangleof180°: 平角（即180°的角）Tworightanglesmake astraightangle, which is astraightline.两个直角构成一个平角，即成一条直线。 Geometry: describing angles, lines & orientations
straight angle| American Dictionarystraight angle noun[C] us/ˈstreɪt ˈæŋ·ɡəl/geometry an angle of180° Examplesofstraight anglestraight angle Even when fully extended (straightened) at the elbow, the forearm did not form astraightangle, falling short of this by 22. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.Those whose sum is astraightangleare supplementary. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The roofs of these pavilions were doubly curved gridshells formed entirely of a lattice ofstraightangle-iron and flat iron bars. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.There are two main underground parallel tunnels of around length, with a 35 m tunnel connecting them at astraightangle. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.A characteristic property of hyperbolic geometry is that the angles of a triangle add to "less" than astraightangle, or 180. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The racquet movement is typically used to suggest astraightanglebut then play the stroke cross court, or vice versa. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The cephalic axis (or glabella) is strongly widening forward with shallow furrows, the front curving downward to end at an approximatestraightangleto the plain of the axis. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Since the concert hall is in the shape of a tetrahedron, it has no straight angles and, as a result, no standing waves can occur. 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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