이미 일상적인 입출국에 익숙해져 있었던 멕시코인들을 테스트에서 면제해 준다 해도 오래 머물지 않을 것이라는 의회의 판단이 작용한 결과였다.
It absolutely was caused by the congressional judgment that Mexicans, who were already accustomed to routine entry and exit, would not remain long even if these were exempted from testing.