call on

　　英 [kɔːl ɒn]

　　美 [kɔːl ɑːn]

　　呼吁，号召；要求；（短暂）拜访，探访；看望

　　例句

　　The job was to call on all her diplomatic skills and moral courage.

　　这项工作需要她发挥全部的外交才能和捍卫正义的勇气。

　　Please give him a message that I won‘t call on him tomorrow.

　　请你替我过话儿，就说我明天不去找他了。

　　There was a call for moderation on the part of the trade unions.

　　有人呼吁工会保持克制。