及物动词传唤，召唤; 鼓起（勇气）; 传讯（出庭）; [军]劲降，招降
及物动词
1. They had to summon a second conference and change the previous decision.
他们不得不召集第二次会议，改变以前的决定。
2. He summoned up his courage and proposed to her.
他鼓起勇气向她求婚。
3. He came downstairs and summoned her to his study.
他下楼将她叫到书房去。
4. He was summoned to appear in court as a witness.
他被传唤出庭作证。
5. The teacher summoned all the children to the room.
老师把所有的孩子都叫进房间里。