1. She grew up in a bilingual household and can speak both English and Spanish fluently. 她在一个双语家庭中长大，能够流利地说英语和西班牙语。
2. The school offers a bilingual education program to promote language proficiency in both English and French. 学校提供双语教育项目，促进英语和法语两种语言的熟练掌握。