He called for much stricter curbs on immigration.

他呼吁对移民实行更为严格的限制。

《柯林斯英汉双解大词典》

First, you have to go through immigration and customs.

首先你必须通过移民局和海关的检查。

《柯林斯英汉双解大词典》

The government has decided to tighten its immigration policy.

政府已决定收紧其移民政策。

《柯林斯英汉双解大词典》

But until then, federal law bars the Census Bureau from sharing individual records with any other agency -- such as immigration or anti-terrorism officials.

VOA: special.2010.03.20

And archaeology supports this picture of merging of peoples, a picture of the merging of peoples, rather than conquest or even large-scale immigration, because the new settlements in this period show such continuity with the past, not a complete break, not the initiation of something radically new.

考古学肯定了民族的融合，多个民族相融合的图景，而不是征服或者是大规模的移民，因为这一时期新的定居表明,与过去的连续继承，而不是完全的断裂，不是完全的新的开始。

耶鲁公开课 - 旧约导论课程节选

And,the Congress and President Calvin Coolidge agreed to an even stronger immigration law in nineteen twenty-four.

VOA: special.2011.01.13

Immigration-rights activists said that other immigrants -- not just Mexicans -- should get the same consideration.

CNN: Wallace

But Obama talked about issues -- jobs, schools, guns, immigration -- that actually affect people's lives.

CNN: When a sip of water gets more attention than a president

We are controlling legal immigration - having introduced a cap on non-EU economic migrants.

BBC: In full: David Cameron immigration speech