call on (also call upon) ( calling, called, calls )

• 1. 

  PHRASAL VERB If you call on someone to do something or call upon them to do it, you say publicly that you want them to do it. 呼吁; 公开请求

  例：

  One of Kenya's leading churchmen has called on the government to resign.

  肯尼亚宗教界的一位重要人物已呼吁政府下台。

• 2. 

  PHRASAL VERB If you call on someone or call upon someone, you pay them a short visit. 短暂访问

  例：

  Sofia was intending to call on Miss Kitts.

  索菲娅打算去拜访基茨小姐。