“hearing aid”的概念、定义、翻译、参考文献-科学参考

单词	hearing aid
释义	hearing aid [`hir·iŋ ´ād] ^{ENGINEERING ACOUSTICS} A miniature, portable sound amplifier for persons with impaired hearing, consisting of a microphone, audio amplifier, earphone, and battery.
随便看	refresh refrigerant refrigerant 23 refrigerated truck refrigeration refrigeration condenser refrigeration cycle refrigeration oil refrigeration system refrigerator refrigerator car Refsum's disease Refugian refugium reg RE galaxy regelation regenerant regenerate regenerated cellulose regenerated fiber regenerated flow control regenerated glacier regeneration regeneration system

科学参考收录了103327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。