大袋鼠

例句：

1. 1. The big kangaroos are known for their playful nature.
   大袋鼠以其活泼的天性而闻名。
2. 2. The big kangaroos are often seen in the wild.
   大袋鼠经常在野外被发现。
3. 3. Big kangaroos are a symbol of Australia's wildlife.
   大袋鼠是澳大利亚野生动物的象征。