panoply

1. N-SING A panoply of things is a wide range of them, especially one that is considered impressive. 大批[正式] [usu N 'of' n]

He was attended, as are all heads of state, by a full panoply of experts. 他像所有的國家領導人一樣，在一大群專家的簇擁下出現了。