/mɛntəli ɪnˈkɑmpɪtənt/ – Phrase
Definition: không có năng lực chịu trách nhiệm.
A more thorough explanation: “Mentally incompetent” refers to a person who lacks the mental capacity to manage their own affairs or make decisions for themselves. This term is often used in legal contexts to describe individuals who are unable to understand the nature and consequences of their actions due to mental illness, disability, or other factors.
Example: The court declared the defendant mentally incompetent to stand trial due to his severe cognitive impairments.