n. a person who speaks two languages fluently
s. using or knowing two languages
a. 双语的
1. She is bilingual and can speak both English and Spanish fluently.
她是双语的,能流利地说英语和西班牙语。
2. Many schools offer bilingual programs to help students learn two languages.
许多学校提供双语课程,帮助学生学习两种语言。
3. Being bilingual can improve job opportunities in a global economy.
在全球经济中,双语能力可以提高就业机会。