an effective learning-by-doing educational environment有效: effective; valid; efficaciou ...的: 4次方是 The fourth power of 2 i ...通过实践: by way of practice获取: gain; obtain; achieve知识: knowledge; know-how; science下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:有效的通过实践获取知识的教育环境，即可在微信中查询翻译
