单词	ironing boards
释义	同ironing board
随便看	circular capacitor circular causality circular cavity circular cavity with wedge circular center line circular center method circular chart circular-chart recorder circular chromatograph circular chromato graphy circular chromatography circular chromato graphy; radial chromato graphy circular coal circular coil circular collider circular colony circular column circular comparison circular compass circular computer circular conchoid circular cone circular conical surface circular connector circular convolution