talk

address, speech, lecture, oration, report, talk

这些名词均含“演讲，讲话，报告”之意。
address: 正式用词，指在庄严隆重的场合作精心准备的演讲或正式演说。
speech: 普通用词，指一般的发言或讲话，可以是事先准备的，也可以是即席的。
lecture: 侧重带学术性的演讲。
oration: 常指在特殊场合，辞藻华丽，形式庄重，旨在激发听众感情的正式演说。
report: 一般是指下级给上级或负责人给委托机关的书面或口头报告。
talk: 常用词，强调非正式讲话，讲话方式一般较为自由。

conversation, dialogue, talk, chat

这些名词均含“交谈”之意。
conversation: 一般用词，指两个或更多人互相交换意见的交谈。
dialogue: 指“对话”。
talk: 普通用词，可与conversation换用，指正式交谈。
chat: 指熟人之间非常随便的交谈，强调谈话的亲密和非正式性。

say, speak, state, talk, tell, utter

这些动词均有“说、讲”之意。
say: 最普通常用词，指用语言表达思想，着重所说的内容。
speak: 侧重于说话动作的本身，着重说话的能力而不在内容，比如能说某种语言。
state: 较正式用词，通常指用明确的语言或文字着重地叙述事实，既强调内容又注重语气。
talk: 普通用词，侧重指与人交谈时的连续说话，可指单方面较长谈话，和speak一样，着重说活动作而不侧重内容。
tell: 指告诉或讲述。
utter: 着重说话的行为，常指声音的使用，突出用噪子发声。

名词 talk:

1. an exchange of ideas via conversation
   同义词：talking
2. discussion; (`talk about' is a less formal alternative for `discussion of')
3. the act of giving a talk to an audience
4. a speech that is open to the public
   同义词：lecture, public lecture
5. idle gossip or rumor
   同义词：talk of the town

动词 talk:

1. exchange thoughts; talk with
   同义词：speak
2. express in speech
   同义词：speak, utter, mouth, verbalize, verbalise
3. use language
   同义词：speak
4. reveal information
   同义词：spill
5. divulge confidential information or secrets
   同义词：spill the beans, let the cat out of the bag, tattle, blab, peach, babble, sing, babble out, blab out
6. deliver a lecture or talk
   同义词：lecture

1. He talks big but doesn't actually do anything.
   他光吹牛，什麽实际的事都不干。
2. In politics there is too much talk and not enough action.
   在政治方面向来是说得多做得少。
3. Talking of Jim, have you heard that he's getting married?
   说到吉姆，你听说他要结婚了吗？
4. Don't talk back to your mother.
   不要和你母亲顶嘴。
5. He talked at you at the meeting.
   他在会上不点名地批评你。
6. The talks between the two premiers will be held next month.
   两国总理的会谈将于下月举行。
7. People who cannot speak can talk by using signs.
   不会说话的人可以用手势沟通。
8. I had a long talk with her.
   我和她长谈了一次。