adj.召唤的
I couldn't summon up his name at the moment. 此时我无论如何想不起他的名字了。
Summon the pupils together in the school hall. 把学生召集到学校的礼堂里。
To summon a devil by magic or supernatural power. 施妖术用魔力或超自然力召唤魔鬼
In case of fire, summon the fire brigade. 万一发生火灾,请呼叫消防队。