Warning: file_put_contents(/www/wwwroot/zidian/biehu.cn/cache/34329f6dc5fb1142a0a13e7c5898aa88.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/biehu.cn/index.php on line 58 Hackbarth例句_Hackbarth英汉例句_Hackbarth双解例句_甲百汇小鸡词典
A core aim of educational technology is the cost-effective achievement of measurable learning objectives, or maximum bang for the buck (Hackbarth, 1996). 使用教育科技的目的是希望能以最具經濟效益的方式提昇社會生產力，以求取全社會的最佳生活方式。