Chaser, who's been called "the smartest dog in the world."
来源:
德州之春
于
2014-10-16 14:38:51
[
旧帖
] [
给我悄悄话
] 本文已被阅读:次
www.cbsnews.com/news/the-smartest-dog-in-the-world/
认得一千多个玩具!词汇量超大.