The purpose of this paper is that to list and analysis from different angles， tourists can visit other countries in the process of the influence factors of knowledge acquisition
名词 介绍;正式引见[U][C][P1]He was shaking her hand before I could finish the 未等我介绍完，他就在握她的手了。 引进，传入[U][(+of/to/into)]The government saw the introduction of new technology as 政府认为引进新技术至关重要。 采用;被采用的东西;引种[U][C]Television is a later introduction than 电视的使用迟于无线电。 引言，序言;序论[C][(+to)]入门(书)[C][(+to)]an Introduction to Biochemistry 《生物化学入门》 序曲[C]
