2 ( immigration control) at a port/airport港口;机场VERB + IMMIGRATION | IMMIGRATION + NOUNVERB + IMMIGRATIONgo through, pass through通过移民局入境检查站◆We landed at Heathrow and went through customs and immigration.我们在希思罗机场降落,之后办理了海关和移民入境检查手续。IMMIGRATION + NOUNchecks, procedures移民入境检查/程序◆calls for tighter immigration procedures加强入境检查程序的呼声