# 定义一个空列表 friends = [] # 朋友们的姓名列表 name = ["Niumei","YOLO","Niu Ke Le","Mona"] # 将列表添加到空列表中 friends.append(name) # 定义食物列表 food =["pizza","fish","potato","beef"] # 添加到friends列表中,append()会默认添加到列表末尾。 friends.append(food) # 定义数字列表 number = [3,6,0,3] # 同样的将数字列表...