in‧tro‧duc‧tion S3 W2 / ɪntrədʌkʃ ə n / 名词

1 new system/product [不可数名词] the act of bringing something into use for the first time

introduction of

the introduction of a range of new products

With the introduction of independent taxation, a married woman’s position is much clearer.

2 bring something to a place

a) [不可数名词] the act of bringing something somewhere for the first time

introduction of

the introduction of Buddhism to China nearly 2000 years ago

b) [可数名词] a type of thing that is brought somewhere for the first time :

The potato was a 16th-century introduction.

3 when meeting somebody [可数名词] the act of formally telling two people each other’s names when they first meet :

Pete, are you going to make the introductions ?

Our first contestant needs no introduction (= everyone already knows the person ) .

4 book/speech [可数名词] a written or spoken explanation at the beginning of a book, speech etc :

In the introduction, he explains why he wrote the book.

Mr Brown gave a brief introduction to the course.

5 music [可数名词] a short part at the beginning of a song or piece of music

6 explanation [可数名词] something that explains the basic facts of a subject

introduction to

The book is a useful introduction to British geology.

7 new experience [可数名词] someone’s first experience of something

introduction to

an introduction to water sports

8 letter [可数名词] a letter by someone else that explains who you are, which you can give to a person you have not met before

THESAURUS

introduction a written or spoken statement at the beginning of a book, speech, or meeting, giving a general idea of what it is about : After a brief introduction by the chairman, the meeting began. | The author outlines his methods of research in the introduction.

preface a short piece of writing at the beginning of a book that says what the book is about or the reason for writing it : In the preface, he explains his motives for returning to the subject of Middle Eastern politics.

foreword a short introduction to a book or report, usually written by someone who is not the author : Greene wrote the foreword to Suzmann’s book.

prologue an introduction to a piece of writing, especially a play or a long poem : the prologue to Shakespeare’s ‘Henry V’ | The poem begins with a brief prologue.

preamble a statement at the beginning of something, especially an official document, which explains what it is about : the Preamble to the US Constitution