“呼吸困难”的概念、定义、翻译、参考文献-科学参考

单词	呼吸困难
释义	呼吸困难 Encyclopedia 医学呼吸困难释 dyspnea呼吸困难患者主观感觉空气不足或呼吸费力，客观上表现为呼吸运动用力，严重时可出现张口呼吸、鼻翼扇动、端坐呼吸及发绀、辅助呼吸肌参与呼吸运动，并伴有呼吸频率、深度和节律异常的现象。
随便看	code signing verification CODESRIA code switching CODE Test code theory code translator code-transparent system code tree codetta code value code walk-through code with correction code word codeword Codeword Workshop codex Codex alimentariu codex alimentarius ad hoc intergovernmental task force on food derived from biotechnology Codex Committee on Cereals,Pulses and Legumes Codex Committee on Cocoa Productsand Chocolate Codex Committee on Contaminants in Food Codex Committee on Fats and Oils Codex Committee on Fish and Fishery Products Codex Committee on Food Additives Codex Committee on Food Hygiene

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。