袋鼠与笼子(Kangaroos and the Cage)
One day the staff members of a zoo called a meeting to discuss the problem--how to deal with the kangaroos that were found out of the cage. They came to the conclusi...
袋鼠与笼子(Kangaroos and the Cage)
One day the staff members of a zoo called a meeting to discuss the problem--how to deal with the kangaroos that were found out of the cage. They came to the conclusi...