惊慌失措的用英语怎么说？

惊慌失措的

例句

• The lip of that confounded cub, the second mate, quivered visibly. 二副, 那个惊慌失措的小伙子的嘴唇明显地哆嗦起来了.
• ...a huge bass drum which frightened the wits out of the organist each time it was banged. 每次敲起来都让风琴师惊慌失措的巨型低音鼓