| 单词 | Catherine wheel | 
| 释义 | Word Frequency Catherine wheelnoun 1.  Also called: pinwheel a type of firework consisting of a powder-filled spiral tube, mounted with a pin through its centre. When lit it rotates quickly, producing a display of sparks and coloured flame  2.  a circular window having ribs radiating from the centre Word originC16: named after St Catherine of Alexandria | 
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