半瓶醋

bànpíngcù
idiom #67,874

Meanings

  1. 1 a dabbler who thinks they're an expert
  2. 2 someone with shallow knowledge who talks big
  3. 3 half-baked know-it-all

Examples

HSK 4
Tā dǒng diǎn pímáo jiù dàochù jiǎng, diǎnxíng de bànpíngcù.
He picks up a scrap of something and lectures everyone - a classic half-baked know-it-all.
HSK 6
Zuòshì yào tāshi, bié zuò bànpíngcù.
Do your work solidly - don't be a half-bottle dabbler.
HSK 7-9
Bié tīng bànpíngcù xiā zhǐhuī.
Don't let a dabbler who talks big run the show.

Tips

memory
A full vinegar bottle carried steadily doesn't slosh; a half-full one sloshes the loudest. The fuller your knowledge, the quieter you tend to be. Also said 半瓶子醋.

Stroke Order

bàn
píng