Level 6 · word 18,135 of 20,000

formaldehyde

/fɔːrˈmældɪˌhaɪd/ American
  • n. 甲醛
Definition
  • n. a strong-smelling chemical gas used to preserve tissue or make products
Example
The lab used formaldehyde to preserve the biological specimens.
实验室用甲醛来保存生物标本。