*di·scus·sion/dɪ`skʌʃən; dɪˈskʌʃən/ n [C,U] a conversation in which people discuss something 讨论,研讨: have a discussion (about sth) In class that day they had a discussion about the political parties. 那天在课堂上他们展开了一场关于政治党派的讨论。 under discussion (=being discussed) 正在讨论的