unwritten
US /ʌnˈrɪt̬.ən/
UK /ʌnˈrɪt̬.ən/
形容词
1.
不成文
Something that is unwritten does not exist in a written or printed form:
示例:
•
an unwritten constitution
在 Lingoland 学习这个单词
不成文
Something that is unwritten does not exist in a written or printed form: