Hcas
abbr. heterocyclic amines (potent carcinogens) 杂环胺; heterocyclic aromatic amines 杂环芬芳胺
🗣️ 情景例句
Did she say why she had to leave today?
她说了她为什么今天非走不可吗？
The farmers are the founders of civilization and prosperity.
农民是文化和繁荣的奠基者。
Yes, Mr. Wu.
好的，吴先生。