/ˈdaʊtfəl ˈɔːθərʃɪp/ – Phrase
Definition: quyền tác giả đáng ngờ.
A more thorough explanation: “Doubtful authorship” refers to a situation where the true authorship or origin of a work, such as a literary or artistic creation, is uncertain or questionable. This term is often used in legal contexts to describe situations where there is doubt or ambiguity regarding who actually created a particular work.
Example: The authenticity of the painting was called into question due to its doubtful authorship.