1794W. Felton Carriages (1801) I. 78 The brace is fixed to a spindle..and is there confined by a small racket-wheel and ketch.
1837Penny Cycl. IX. 150/1 There is also a racket-wheel to prevent its unwinding.
英语词典包含277258条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。