阐述 (chǎn shù): to expound (a position); to elaborate (on a topic); to treat (a subject)

During his thesis defense, Professor Li clearly expounded his research methods and main conclusions, winning unanimous praise from the committee.

During orientation, new employees need to expound their past work experience and career plans to colleagues in the HR department.

The doctor patiently expounded the possible risks of the surgery and the postoperative recovery steps to the patient's family; after listening, they expressed understanding and signed the consent form.

At a public welfare lecture on environmental protection, Dr. Wang used a large amount of data to expound the long-term harm of disposable plastic products to marine ecology and called on everyone to reduce their use.

The project manager expounded the priorities and resource allocation plan for the next phase at the quarterly review meeting and answered various questions raised by team members.