Unobservable
a. 难以察觉的；注意不到的；不可见的
✅ 同义词
🗣️ 情景例句
Fine.
好啊。
It is better to be clothed in rags, than to be clothed with shame.
宁可穿破衣，不可蒙羞耻。
From the moment he arrived there, he kept on pestering his doctor to tell him when he would be able to go home.
从他进医院那一刻时，他就缠住医生，让医生告诉他什么时候能回家。