单词 | cone |
释义 | cone [kōn] BOTANY The ovulate or staminate strobilus of a gymnosperm. ENGINEERING ACOUSTICS The cone-shaped paper or fiber diaphragm of a loudspeaker. GEOLOGY A mountain, hill, or other landform having relatively steep slopes and a pointed top. HISTOLOGY A photoceptor of the vertebrate retina that responds differentially to light across the visible spectrum, providing both color vision and visual acuity in bright light. MATHEMATICS A solid bounded by a region enclosed in a closed curve on a plane and a surface formed by the segments joining each point of the closed curve to a point which is not in the plane. METALLURGY The part of an oxygen gas flame adjacent to the orifice of the tip. TEXTILES A bobbin on which yarn is wound for weaving. |
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