| 1. | Begin text ) u . s . department of homeland security u . s . immigration and customs enforcement
美国国土安全部下属规模最大的调查机构移民和海关执法局（ |
| 2. | Office of public affairs u . s . department of homeland security u . s . immigration and customs enforcement
华盛顿美国国土安全部下属的美国移民与海关执法局（ |
| 3. | Immigration and customs enforcement appear at a senate judiciary subcommittee hearing in washington on june 19 , 2006
执行车间移民法，一项移民改革立法的中心原则，在国会中有争论。 |
| 4. | South korea has more students studying in the u . s . than any other country , according to u . s . immigration and customs enforcement
据美国移民海关总署称，韩国比其他国家有更多的学生在美国留学。 |
| 5. | Homeland security agencies involved in this action include u . s . customs and border protection , u . s . immigration and customs enforcement and the transportation security administration
参与这项措施的国土安全部的机构有：美国海关与边境保护局（ u . s |
