Squeezing through a cleft in the rocks , the potholers arrived at an enormous cavern , the size of a huge concert hall . 他們從巖石縫隙擠過去之后,來到一個大洞窟,其大小相當(dāng)于一座大的音樂廳。
He has appeared in every large concert hall in europe 他在歐洲各大音樂廳演出。
An audience of three thousand crowded the concert hall 三千名聽眾擠滿了音樂大廳