instructional
UK
US
Paraphrase
分析词义
单词 "instructional" 是一个形容词,用来表述 "提供训练,教育或信息的"。这个单词经常在教育领域中使用,例如 "instructional materials" (教学材料), "instructional videos" (教学视频) 等。
列举例句
词根分析
此单词的词根为 "struct",源自拉丁词"struere"意为"build"建造。我们可以看到其余以"struct"为词根的单词例如:structure(结构),destruction(破坏)等。
词缀分析
单词 "instructional" 含有前缀 "in-"、词根 "-struct-"、后缀 "-al"。"in-" 表示内在、进入,"-struct-" 表示建造, "-al" 表示形容词。进行词缀分析能帮助我们理解并记住这个词。
发展历史和文化背景
"Instructional" 这个词源于中古英语的 "instruction",最早用作 "information, teaching" 的含义出现在14世纪,后来发展成形容词形式,应用在教育等领域。
单词变形
instructional 没有变形,是形容词,用来修饰名词。
记忆辅助
记住这个词的一个技巧是将它分解为 "in-struct-ion-al",联想到内在建设或建立,就像教育过程中我们"建立"知识。
小故事
When I first learned to play the piano, I used instructional books to learn the basics, which greatly helped me grasp the techniques.
当我第一次学习弹钢琴时,我用教学书籍学了基础知识,这极大地帮助了我掌握技巧。
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