Owners can register via the National Animal Identification System, but it is strictly voluntary.

饲养者可以凭借着本国动物身份证明系统注册，但那完全是自愿的。

youdao

Owners can register via the National Animal Identification System, but it is strictly voluntary.

饲养者可以凭借着本国动物身份证明系统注册，但那完全是自愿的。

youdao