烟头 (yān tóu) — (n.) cigarette butt; cigarette end

定義

例文

• 地上到处都是烟头，太不卫生了。
  Dì shàng dào chù dōu shì yān tóu, tài bú wèi shēng le.
  There are cigarette butts everywhere on the ground — it's so unsanitary.
• 他随手把烟头扔进了垃圾桶。
  Tā suí shǒu bǎ yān tóu rēng jìn le lā jī tǒng.
  He casually threw the cigarette butt into the trash can.
• 请勿乱扔烟头，注意防火。
  Qǐng wù luàn rēng yān tóu, zhù yì fáng huǒ.
  Please do not litter cigarette butts — be careful about fire hazards.