But they cannot cut off contact, because for years they have been talking of opening up the "three contacts and four exchanges." The three contacts are navigation, trade, and communications; the four exchanges are in the areas of economics, culture, technology, and sports.
可是也不能切斷兩岸接觸，畢竟他們喊了這麼多年的「三通四流」，「三通」指通航、通商、通郵，「四流」指經濟、文化、科技、體育四個層面的交流。