趁虚而入

趁虛而入
chènxūérrù
idiom

Meanings

  1. 1 to seize on weakness to attack
  2. 2 to exploit a gap
  3. 3 to take advantage of a lapse

Examples

Dírén chèn xū ér rù, gōng zhàn le chéngchí.
The enemy seized on the weakness and captured the city.
Shēntǐ xūruò shí, bìngdú róngyì chèn xū ér rù.
When the body is weak, viruses easily take advantage.
Jìngzhēng duìshǒu chèn xū ér rù, qiǎng zǒu le wǒmen de shìchǎng.
Competitors exploited our weakness and took our market share.

Tips

history
From the Daoist text 《》. Military in origin, now used broadly — of illness, competitors, rumors, anything that exploits a moment of weakness.
usage
Compare with 乘虚而入 (chéngxūérrù) — same meaning, slightly more literary. Both are in common use.

Stroke Order

chèn
ér