1、The European rabbit, Oryctolagus cuniculus, is the species of rabbit most commonly bred for meat production.
欧洲兔（Oryctolagus cuniculus）是最常被繁育用于肉类生产的兔种。

2、The burrow of a cuniculus can have several entrances and can extend to several meters in length.
兔子的洞穴可以有几个入口，并且可以延伸到几米长。