| 单词 | bisector |
| 释义 | bisector noun[C] mathematicsspecializeduk/baɪˈsek.tər/us/baɪˈsek.tɚ/astraightlinethatdividesanangleorlineinto twoequalparts 二等分线，平分线 Kostiantyn Filichkin/iStock/Getty Images Plus/GettyImages Geometry: describing angles, lines & orientations
Examplesofbisectorbisector The direction of thebisectorof the straight lines indicates the zero principal curvature direction. From theCambridge English Corpus For any two consecutive triangles, thebisectorof the two circumcircles contains the common edge. From theCambridge English Corpus Construct the perpendicularbisectorof the line segment. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.The center of an excircle is the intersection of the internalbisectorof one angle and the external bisectors of the other two. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Its perpendicularbisectoris another chord, which is a diameter of the circle. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Working out the math, the perpendicularbisectorof the side of the pyramid comes out to 612 feet. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.A chord's perpendicularbisectorpasses through the center of the circle and bisects the angle. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.If one reflects a median in the anglebisectorthat passes through the same vertex, one obtains a symmedian. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Use of a spanbisectoranalysis revealed that the star is not very active. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.In general, in heliostats, thebisectorangular motion of the mirror moves at a rate that is 1/2 the angular motion of the sun. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.These include perpendicularbisector, circle through three points, circumcircular arc through three points, and conic section through five points. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Each point of an anglebisectoris equidistant from the sides of the angle. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The anglebisectortheorem is commonly used when the angle bisectors and side lengths are known. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.However, this problem only occurs when "is obtuse, and may be avoided by reflecting the triangle about thebisectorof". From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Particularly important is the perpendicularbisectorof a segment, which, according to its name, meets the segment at right angles. 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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