They came across one individual in the grounds, with wild eyes, disheveled hair, feverishly endeavoring to catch flies and keep them in his pocket.

• 在院子里他们遇见一个人，他长着一双疯狂的眼睛，头发蓬乱，正狂热地设法逮住苍蝇，把它们装在他的口袋里。