This does NOT mean the breed is vicious—quite the contrary, the doberman must be mentally stable yet always alert and ready to defend its master and home.

但是这并不代表这个品种是凶恶的，恰恰相反，杜宾必须在精神方面非常稳定，时时警觉，随时准备护卫主人和他的财产。

youdao

Mentally, she is not very stable.

她的心理状态不十分稳定。

《牛津词典》

Mentally she's very stable.

她情绪十分稳定。

youdao

Mentally she's very stable.

她情绪十分稳定。

youdao