1. In the early days of the settlement of Australia, enterprising settlers unwisely introduced the European rabbit.
    澳大利亚殖民初期, 有些雄心勃勃的殖民者不明智地把欧洲兔引了进来.

2. In the early days of the settlement of Australia, enterprising settlers unwisely introduced the European rabbit.
    在澳大利亚移民初期，一些有创业精神的移民不明智地把欧洲兔子引进了澳大利亚。