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constructional + noun
constructional 作定语时，常表示与建造、构造或解释相关的属性。
The constructional details were carefully planned.
建造细节经过精心规划。
建造的；构造的；解释的
先理解核心含义，再看它在真实句子里的用法。
建造的；构造的；解释的
Relating to or deduced from construction or interpretation.
The constructional details were carefully planned.
建造细节经过精心规划。
属于、关于或通过构造获得的。
Of, pertaining to, or obtained by construction.
The constructional design of the new library was approved by the committee.
新图书馆的建造设计得到了委员会的批准。
Engineers checked all the constructional details before the bridge could open.
工程师们在大桥开放前检查了所有构造细节。
The constructional materials are stored in a warehouse near the building site.
建造材料存放在建筑工地附近的仓库里。
constructional 作定语时，常表示与建造、构造或解释相关的属性。
The constructional details were carefully planned.
建造细节经过精心规划。
作表语时，强调某事物属于结构或构造方面的性质。
The problem is purely constructional.
这个问题纯粹是结构上的。
Not this
She gave me some constructional feedback.
Use this
She gave me some constructive feedback.
constructional 意为“建造的/构造的”，而 constructive 意为“建设性的、有助益的”。中文学习者常因拼写相近而混用；表示反馈、建议有帮助时应使用 constructive。
Not this
The constructional safety of the dam must be checked.
Use this
The structural safety of the dam must be checked.
指建筑物或物体的承重、架构属性时，英语固定用 structural（如 structural integrity/safety），constructional 多用于语言学等专门语境，不用于此类搭配。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
构造细节
The engineer pointed out a constructional detail that could affect safety.
工程师指出了一个可能影响安全的构造细节。
结构设计
Constructional design must balance strength, cost, and appearance.
结构设计必须兼顾强度、成本和外观。
结构构件
Steel beams are key constructional elements in modern buildings.
钢梁是现代建筑中的关键结构构件。
构式研究法
The constructional approach focuses on how form and meaning are paired.
构式研究法关注形式和意义如何配对。
构式义
Constructional meaning arises from the whole pattern, not just the individual words.
构式义来自整个句式，而不仅仅是其中的单个词语。
Use constructional naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
由 construction（建造）加形容词后缀 -al 组成，想象一座在建的大楼，记住“建造的、构造的”意思。
语域：formal 常见场景：学术写作、建筑专业、语言学 该词为正式用词，多用于学术或专业语境，如建筑学、语言学或法律条文，日常口语较少见。
本词重音在 /strʌk/，其后为 /ʃənl/。instructional 的重音和尾音与之完全相同，是真正押韵的词。constitutional、educational、traditional 拼写都以 -al 结尾，但重音元音不同，不押韵；structural 开头拼写相似，但读音是 /strʌktʃərəl/，注意区分。
Dictionary facts from ECDICT, WIKTIONARY.