These then solve their summoners' problems by having lunch.
然后，它们可以帮忙解决召集生物的一顿午餐难题了。
双语版 TED-Ed 演讲精选
Sliding a metal strip over a wooden stake, a master summoner is sending deep croaking noises reverberating through the area.
利用一根金属条在木桩上的滑动，一个大师召唤者让咔吱咔嚓声回荡在整个区域。
英语百科
Summoner
A summoner was an officer of an ecclesiastical court, usually that of a bishop or an archdeacon, whose job it was to deliver a summons to an offending member of the diocese. Offenses dealt with by such courts included "sins of immorality, witchcraft, usury, simony, neglect of the sacraments, and withholding tithes or offering".