asthma paper

短语

[医] 气喘纸, 硝石纸

词形变化

asthma papers 复数 asthma papers

释义与例句

n.
  1. 1.

    Paper impregnated with saltpetre and burned to produce fumes that can be inhaled to alleviate asthma.

    历史 不可数 医学