“public address system”的概念、定义、翻译、参考文献-科学参考

单词	public address system
释义	public address system [`pǝb·lik ǝ`dres ´sis·tǝm] See <<sound-reinforcement system>>
随便看	Smitherm process smith forging Smith-Helmholtz law smithite Smith-McIntyre sampler Smith-Petersen nail Smith-Purcell-Salisbury effect Smith-Recklinghausen's disease smithsonite smog smoke smokebox smoke candle smoke chamber smoke detector smoke grenade smoke horizon smokehouse smokeless smokeless powder smoke point smoke pot smoke printing smoke projectile smoke rocket

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。