v.放寬, 變寬, 擴大, 加寬
broad + en (動詞字尾)
broaden vt.=vi. ( 使馬路、知識面、心胸等 ) 變寬, ( 使 ) 擴大【例】To do a part-time job will broaden your outlook.打工可使你開闊眼界。The road broadens out at this point. 這條馬路在這裡開始變寬。【類】broad:width=heavy:weight寬廣的寬度=沉重的重量