光气 (guāng qì) — phosgene (chemical compound)

Definition

Examples

• 这种光气是一种有毒气体。
  Zhè zhǒng guāng qì shì yì zhǒng yǒu dú qì tǐ.
  This phosgene is a toxic gas.
• 第一次世界大战中，光气被用作化学武器。
  Dì yī cì shì jiè dà zhàn zhōng, guāng qì bèi yòng zuò huà xué wǔ qì.
  During World War I, phosgene was used as a chemical weapon.
• 实验室里使用光气时必须非常小心。
  Shí yàn shì lǐ shǐ yòng guāng qì shí bì xū fēi cháng xiǎo xīn.
  When using phosgene in the lab, you must be very careful.