彗星 (huì xīng) — comet; (in traditional Chinese astrology) an ominous celestial omen, often portending revolution or disaster

Definition

Examples

• 昨天晚上我看到一颗彗星。
  Zuó tiān wǎn shàng wǒ kàn dào yì kē huì xīng.
  I saw a comet last night.
• 在古代，人们认为彗星是不祥之兆。
  Zài gǔ dài, rén men rèn wéi huì xīng shì bù xiáng zhī zhào.
  In ancient times, people believed comets were ill omens.
• 哈雷彗星每七十六年出现一次。
  Hā léi huì xīng měi qī shí liù nián chū xiàn yí cì.
  Halley's Comet appears once every seventy-six years.