1. The process of naturalization can take several years.
入籍的过程可能需要几年时间。
2. He was granted naturalization and became a citizen of the country.
他获得了入籍并成为这个国家的公民。
3. The naturalization of foreign plants can sometimes have harmful ecological impacts.
外来植物的归化有时会对生态造成不利影响。
