英语词汇background level怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	background level
释义	background level 美/ ?b?kɡra?nd ?levl / 简明释义背景水平：指在某一特定环境或领域中的基准水平或常态水平。网络释义 1 ?背景值背景值短语 1 Background Levels of Influencing Forces 影响力背景水平 2 Background Sound Levels 噪音标准双语例句 1 Dashed curves are for background levels. 虚线曲线表示背景水平。 2 Radiation doses to humans may be characterized as low-level if they are comparable to natural background levels. 对人类的放射剂量如果与自然环境辐射水平相比属低水平。 3 It is believed that such a level is of no significance to human health having regard to natural background levels. 令人信服的是，考虑到自然本底值，这样小的放射水平对人体健康是无关紧要的。
随便看	cellulose acetate series membrane cellulose acetate soluble cellulose acetate sorbate cellulose acetate succinate cellulose acetobutyrate cellulose acetyl iminodiacetic acid cellulose actate electeophoresis apparatus cellulose adhesive Cellulose and Lactose cellulose anion exchanger cellulose anionic exchange system cellulose bacterium cellulose base cellulose based product cellulose base fiber cellulose-base fibre cellulose base fibre cellulose benzoate cellulose benzyl ester cellulose benzyl ether cellulose blend cellulose blends cellulose bonded non wovens cellulose butylate cellulose butyl benzoate

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。