Taivo A Taiwan Mandarin dictionary

一氧化二氮

yīyǎnghuàèrdàn

ㄧ ㄧㄤˇ ㄏㄨㄚˋ ㄦˋ ㄉㄢˋ

  1. 1nitrous oxide N2O
  2. 2laughing gas

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