一窍不通

yī qiào bù tōng

Definitions

1. lit. doesn't (even) enter a single aperture (of one's head)
2. I don't understand a word (idiom)
3. it's all Greek to me

Child Words of 一窍不通

• 一 yī: one
• 不 bù: no; not so
• 不通 bù tōng: to be obstructed
• 通 tòng: classifier for an activity, taken in its entirety (tirade of abuse, stint of music playing, bout of drinking etc)
• 窍 qiào: hole