widenvt.加宽;使变宽;扩大vi.变宽
Widens only to itself and只扩大到自身和
widen the span of knowledge扩大知识面
widening mountainous highway道路拓宽
Widening information capacity信息拓展
widening of palpebral fissure眼裂增宽
widen import and export trade扩大进出口贸易
Widen one's field of vision.黑彩多丽丝
widening rate of regulation line治导线放宽率
widening of His bundle potential黑眼豇豆花叶马铃薯Y病毒