引言的英文：
forward
introduction
参考例句：
There is an introduction in the front of the book,which tells you about the book.
卷首有一篇引言介绍书的内容。The introductory portion of a news story.
导语新闻报道中的'引言部分an unaccredited quotation.
出处不明的引言Prefatory remarks or observations.
开场白引言性的言论或评论The half-rememBered quotation nagged at my mind.
依稀记起的引言令我不安She wound up her speech with a quotation.
她以一句引言结束她的演讲。There is an introduction in the front of the book, which tells you about the book.
卷首有一篇引言介绍书的内容。The introduction tells you how to use the book.
引言告诉你怎样使用这本书。Introduced the slide show with an orienting talk.
在幻灯放映前先讲一段引言Can you write the introductory portion of the news story?
你能不能写一下导语新闻报道中的引言部分？forward是什么意思：
adv. 向前；今后；提前；出来；
adj. 前面的；早的；提前的；鲁莽的，冒失的；热心的
n. 前锋
v. 转交；发送，递送；促进，助长
To go forward at all is to go forward together.
要前进就大家一起前进。
advance (=put forward) a claim
提出要求
She made a forward remark.
她讲了一句冒昧的话。
He eased slowly forwards.
他缓缓向前移动。
He is the forwarder of the world peace.
他促进了世界和平。
introduction是什么意思：
n. 介绍；引进；采用；序言；入门；序曲
This is an Introduction to Biochemistry.
这是本《生物化学入门》书。
Listen to the introduction!
快听这首序曲！
This is a descriptive, not an evaluative introduction.
这是一份描述性的，而不是评量性的介绍。
This is an introduction to the theoretical and technical issues of translation.
本课程介绍翻译的入门知识。
The fox is a relatively recent introduction in that country.
书香门第
