| 正面 | 5673.triangle 英 ['traɪæŋg(ə)l]美 ['traɪæŋɡl]     |
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| 背面 |      释义： Axis：俺刻细丝。人为刻出的细线，虚构之线----轴（常为虚构之线，如地球轴）。n. 三角（形）；三角关系；三角形之物；三人一组 例句： 1. The sum of all the angles of a triangle is 180 degrees.三角形内角总和为180度。 triangle 三角形，三角关系tri-, 三，angle,角。 triangle (n.)late 14c., from Old French triangle (13c.), from Latin triangulum "triangle," noun use of neuter of adjective triangulus "three-cornered, having three angles," from tri- "three" (see tri-) + angulus "corner, angle" (see angle (n.))." |