Conceptual backdrop
[计] 概念背景
🧩 词语组成解析
conceptual
[kən'septʃuəl, -tjuəl]
adj. 观念的，概念的;
backdrop
['bækdrɔp]
n. <戏>背景幕布;背景;交流声;
🗣️ 情景例句
I retired because... I wanted to be with my family.
我退休是因为……我想和全家人在一起。
In vain.
白忙一场。
Though a number of descents have been made, much of it still remains to be explored.
人们多次进入洞内探险，但至今尚有不少东西有待勘探。