Ⅰ形容词(广阔) wide; extensive 短语和例子寥廓 boundless; vastⅡ名词(物体的外缘) outline 短语和例子耳廓 auricle廓道: covered way扩榫结合: joining with swelled tenon廓度计: auxiometer; auxometer扩座: extending the silkworm bed; spacing廓尔喀: gkh gorkha; gurkha下载手机词典可随时随地查词查翻译