| 词汇 | straight-angle |
| 释义 | straight angle noun[ C ] mathematics specializeduk /ˈstreɪt ˌæŋ.ɡəl/ us /ˈstreɪt ˌæŋ.ɡəl/ an angle of 180°: 平角（即180°的角） Two right angles make a straight angle, which is a straight line.两个直角构成一个平角，即成一条直线。 Geometry: describing angles, lines & orientations angle of incidence angularity antinode asymptote asymptotic gradient interior angle multiaxial non-coplanar non-intersecting non-planar reflex shallow sine supplementary transversal triangulate unbowed vanishing point vertically straight angle | American Dictionarystraight angle noun[ C ] us/ˈstreɪt ˈæŋ·ɡəl/ geometry an angle of 180° Examples of straight anglestraight angle Even when fully extended (straightened) at the elbow, the forearm did not form a straightangle, 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 a straightangle are 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 of straightangle-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 a straightangle. 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 a straightangle, 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 a straightangle but 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 approximate straightangle to 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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