dialogue

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。

名词 dialogue:

1. a conversation between two persons
   同义词：dialog, duologue
2. the lines spoken by characters in drama or fiction
   同义词：dialog
3. a literary composition in the form of a conversation between two people
   同义词：dialog
4. a discussion intended to produce an agreement
   同义词：negotiation, talks

1. The sound effects had been pre-recorded and were added to the dialogue.
   音响效果经预录後已加入对话中。
2. The novel contains more narrative than dialogue.
   这部小说里的叙述比对话多。
3. The writer is not very good at writing dialogues.
   这个作家不太擅长写对白。
4. At last there can be a reasonable dialogue between our two governments.
   我们两国最后终于能理智地进行对话了。

dialogue 或 di.a.log

n.Abbr. dial.（名词）缩写 dial.
A conversation between two or more people.
对话：两个或两个以上的人之间的谈话

Conversation between characters in a drama or narrative.
对白：戏剧或叙述中人物之间的谈话
The lines or passages in a script that are intended to be spoken.
讲演词：讲演稿中的行或段
A literary work written in the form of a conversation:
对话体：用谈话形式撰写的文学用品：
例句：
the dialogues of Plato.
柏拉图的对话

Music A composition or passage for two or more parts, suggestive of conversational interplay.
【音乐】 对话乐曲：起联想到对话作用的两个或两个以上部分的作曲或乐曲段落
An exchange of ideas or opinions:
交换意见：思想或意见的交换：
例句：
achieving constructive dialogue with all political elements.
同所有政治家进行了富有建设性的对话

v.（动词）
di.a.logued 或 di.a.loged di.a.logu.ing 或 di.a.log.ing di.a.logues 或 di.a.logs
v.tr.（及物动词）
To express as or in a dialogue.
按或用对话表达
v.intr.（不及物动词）
To converse in a dialogue.
对话：用对话交谈
Usage Problem To engage in an informal exchange of views.
【用法疑难】 进行非正式的意见交换

来源：
Middle English dialog
中古英语 dialog
from Old French dialogue
源自 古法语 dialogue
from Latin dialogus
源自 拉丁语 dialogus
from Greek dialogos [conversation]
源自 希腊语 dialogos [交谈]
from dialegesthai [to discuss] * see dialect
源自 dialegesthai [讨论] *参见 dialect

【引伸】
di.alog.uer
n.（名词）
In recent yearsthe verb sense ofdialogue meaning .to engage in an informal exchange of views. has been revived, particularly with reference to communication between parties in institutional or political contexts.Although Shakespeare, Coleridge, and Carlyle used it,this usage today is widely regarded as jargon or bureaucratese.For example, 98 percent of the Usage Panel rejects the sentence
近些年来，dialogue 的.进行非正式的意见交换.的动词含意已经被修改了， 特别在指关于机构或政治方面党派之间的交往时。尽管莎士比亚，科尔里奇，卡莱尔用过它，但是今天这种用法普通被认为难懂或者是一种官腔。例如：百分之九十八的用法专题使用小组的成员拒绝这种句子
例句：
Critics have charged that the department was remiss in not trying to dialogue with representatives of the community before hiring the new officers.
在雇用新的官员之前，评论家们已指责该部门在与社会代表的对话中对自己的职责有疏忽