Warning: file_put_contents(/home/www/wwwroot/ndsq.cn/cache/2787ee78717e8acee478cf4de0f83bb9.txt): failed to open stream: No space left on device in /home/www/wwwroot/ndsq.cn/index.php on line 55 bromine substance例句_bromine substance英汉例句_bromine substance双解例句_开心英文字典_柠咚词
Recent research shows that the computer screen can produce a carcinogenic substance called bromine dibenzofuran, which is harmful to human's health. 近期的研究表明电脑屏幕可以产生一种叫做溴二苯并呋喃的致癌物质。 http://chazidian.com