debate

A formal discussion in which different views are expressed; a continuing controversy or disagreement about a subject.

• debate/dɪˈbeɪt/(v)辩论
• debatable/dɪˈbeɪtəbəl/(adj)有争议的
• debater/dɪˈbeɪtə/(n)辩论者

• spark debate
• ongoing debate
• public debate
• subject of debate
• heated debate
• open to debate
• policy debate
• debate around

1. 1.There is ongoing debate within the scientific community about the relative contributions of different factors.
2. 2.Whether the decision was the right one is still a matter of considerable debate among those who were involved.

• discussion/dɪˈskʌʃən/— a formal conversation about a topic
• argument/ˈɑːɡjʊmənt/— an exchange of opposing views
• deliberation/dɪˌlɪbəˈreɪʃən/— careful consideration

from Old French "debattre" = to fight, from "de-" + "battre" (to beat)