Definition
To possess a healthy mental state; or to not possess a healthy mental state.
心智健全／精神失常
The judge needed to determine if the defendant was of sound mind at the time of the crime.
法官需要確定被告在犯罪時是否心智健全。
He must be of sound mind and fully understand the terms when signing the contract.
他必須心智健全並完全理解簽署合約的條款。
After the accident, she began to question if she was still of sound mind.
事故發生後，她開始質疑自己是否仍然心智健全。