immigration
n. 移民（入境）；移民人数；移民局入境检查，移民局入境检查处
例句
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》
He was criticized for his tough stand on immigration.
他因在移民问题上立场强硬受到批评。
《牛津词典》
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。
