Undocumented
a. 无正式文件的, 无事实证明的
🗣️ 情景例句
I have to agree with you.
我不得不同意你的看法。
I don't want to be with either of you!
我不希望跟你们两人在一起。
The pictures it sent us were very disappointing because its main mirror was faulty!
它传送给我们的图像很令人失望，因为它的主要镜子有误差。