These are all words for an occasion when people talk about sth.以上各词均表示交谈、谈论。
discussiona detailed conversation about sth that is considered to be important指重要事情的讨论、谈论、商讨：◆Discussions are still taking place between the two leaders.两位领导人仍在进行讨论。
conversationa talk, usually a private or informal one, involving two people or a small group; the activity of talking in this way通常指私下的或非正式的交谈、谈话：◆a telephone conversation电话交谈
dialogueconversations in a book, play or film指书、戏剧或电影中的对话、对白：◆The novel has long descriptions and not much dialogue.这部小说描述多，对话少。A dialogue is also a formal discussion between two groups, especially when they are trying to solve a problem or end a dispute. * dialogue 亦指两个团体间为解决问题或结束争端进行的正式对话、讨论、交换意见：◆The President told waiting reporters there had been a constructive dialogue.总统告诉等候的记者，刚才进行了一次富有建设性的对话。
talka conversation or discussion, often one about a problem or sth important for the people involved常指对有关人员就某个问题或重要的事情进行的交谈、谈话、讨论、商讨：◆I had a long talk with my boss about my career prospects.我和老板就我的事业前景进行了一次长谈。
debatea formal discussion of an issue at a public meeting or in a parliament. In a debate two or more speakers express opposing views and then there is often a vote on the issue.指公共集会上或议会里就某问题进行的、常以表决结束的辩论：◆a debate on prison reform关于监狱制度改革的辩论
consultationa formal discussion between groups of people before a decision is made about sth指团体间在决策前进行的咨询、商讨、磋商：◆There have been extensive consultations between the two countries.两国之间进行了广泛磋商。
chata friendly informal conversation; informal talking指友好的非正式交谈、聊天NOTEThe countable use of chat is especially British English. * chat 作可数名词尤用于英式英语：◆I just called in for a chat about the kids.我只是打电话来随便聊聊孩子的事情。
gossipa conversation about other people and their private lives指关于他人及其私生活的闲谈、闲聊、说长道短：◆We had a good gossip about the boss.我们讲了好一会儿老板的闲话。
Patterns
a discussion/conversation/dialogue/talk/debate/consultation/chat/gossip about sth
a discussion/conversation/dialogue/debate/consultation on sth
in (close) discussion/conversation/dialogue/debate/consultation with sb
to have a discussion/conversation/dialogue/talk/debate/consultation/chat/gossip with sb
to hold a discussion/conversation/debate/consultation
These are all words for an occasion when people talk about sth.以上各词均表示交谈、谈论。
discussiona detailed conversation about sth that is considered to be important指重要事情的讨论、谈论、商讨：◆Discussions are still taking place between the two leaders.两位领导人仍在进行讨论。
conversationa talk, usually a private or informal one, involving two people or a small group; the activity of talking in this way通常指私下的或非正式的交谈、谈话：◆a telephone conversation电话交谈
dialogueconversations in a book, play or film指书、戏剧或电影中的对话、对白：◆The novel has long descriptions and not much dialogue.这部小说描述多，对话少。A dialogue is also a formal discussion between two groups, especially when they are trying to solve a problem or end a dispute. * dialogue 亦指两个团体间为解决问题或结束争端进行的正式对话、讨论、交换意见：◆The President told waiting reporters there had been a constructive dialogue.总统告诉等候的记者，刚才进行了一次富有建设性的对话。
talka conversation or discussion, often one about a problem or sth important for the people involved常指对有关人员就某个问题或重要的事情进行的交谈、谈话、讨论、商讨：◆I had a long talk with my boss about my career prospects.我和老板就我的事业前景进行了一次长谈。
debatea formal discussion of an issue at a public meeting or in a parliament. In a debate two or more speakers express opposing views and then there is often a vote on the issue.指公共集会上或议会里就某问题进行的、常以表决结束的辩论：◆a debate on prison reform关于监狱制度改革的辩论
consultationa formal discussion between groups of people before a decision is made about sth指团体间在决策前进行的咨询、商讨、磋商：◆There have been extensive consultations between the two countries.两国之间进行了广泛磋商。
chata friendly informal conversation; informal talking指友好的非正式交谈、聊天NOTEThe countable use of chat is especially British English. * chat 作可数名词尤用于英式英语：◆I just called in for a chat about the kids.我只是打电话来随便聊聊孩子的事情。
gossipa conversation about other people and their private lives指关于他人及其私生活的闲谈、闲聊、说长道短：◆We had a good gossip about the boss.我们讲了好一会儿老板的闲话。
Patterns
a discussion/conversation/dialogue/talk/debate/consultation/chat/gossip about sth
a discussion/conversation/dialogue/debate/consultation on sth
in (close) discussion/conversation/dialogue/debate/consultation with sb
to have a discussion/conversation/dialogue/talk/debate/consultation/chat/gossip with sb
to hold a discussion/conversation/debate/consultation
These are all words for a meeting or occasion when sb is asked for information, opinions or advice.以上各词均表示会见、询问、咨询。
interviewa formal meeting at which sb is asked questions, for example, to see if they are suitable for a particular job or course of study, or in order to find out their opinions about sth指面试、面谈：◆a job interview求职面试
interrogationthe process of asking sb a lot of questions, especially in an aggressive way, in order to get information; an occasion on which this is done指讯问、审问、盘问：◆He confessed after four days under interrogation.他在受讯问四天之后招认了。
audiencea formal meeting with an important person指与要人的会见、觐见：◆The Pope granted her a private audience.教皇同意私下接见她。
consultationa meeting with an expert, especially a doctor, to get advice or treatment指向专家请教的咨询，尤指就诊
Patterns
an in-depth interview/consultation
a police interview/interrogation
to have/request a(n) interview/audience/consultation with sb
to give/grant sb a(n) interview/audience/consultation