正当

正當
zhèngdāng
conjunction HSK 6 #4,698

Meanings

  1. 1 just when; right at the time of
  2. 2 legitimate; proper; rightful (zhèngdàng)

Examples

Zhèng dāng wǒ yào chūmén de shíhou, xià yǔ le.
Just when I was about to go out, it started raining.
Zhèng dāng dàjiā gāoxìng de shíhou, tā tūrán líkāi le.
Just when everyone was happy, he suddenly left.
Tā yǒu zhèngdàng de lǐyóu.
He has a legitimate reason.
Zhè shì zhèngdàng fángwèi.
This is legitimate self-defense.

Tips

usage
Two meanings with slightly different tones: 正当 (zhèng dāng) as a conjunction = 'just when.' 正当 (zhèngdàng) as an adjective = 'legitimate/proper' (正当权益 = legitimate rights, 正当防卫 = justifiable defense).

Stroke Order

zhèng
dāng