“欧洲动物园及水族馆协会建议大象群养并应处于大于两公顷的环境之中”此组织指出。

"The European Association of Zoo and Aquariums recommends that elephants live in herds and in enclosures of no less than two hectares, (five acres)" the group said.

youdao

“欧洲动物园及水族馆协会建议大象群养并应处于大于两公顷的环境之中”此组织指出。

"The European Association of Zoo and Aquariums recommends that elephants live in herds and in enclosures of no less than two hectares, (five acres)" the group said.

youdao