idiotic
It's a Chinese idiom. Pinyin is l é NGT ó UD ā in ǎ o, which means to be in a daze. From Yu Chen's silkworm.
The origin of Idioms
"I didn't listen at all. Of course I don't know what Mr. Li asked. Now almost the whole class has raised their hands. There are two people sitting on our desk
Idiom usage
Used as an attributive or adverbial; spoken
idiotic
a man should get married on coming of age - nán dà dāng qǔ
a neat desk before a bright window - míng chuāng jìng jī