Theoretical basis
[经] 理论基础
🧩 词语组成解析
theoretical
[,θiə'rɛtɪkəl]
adj. 理论的;推想的，假设的;空论的;
theor考虑+et=em变体，获得+ ical ...的 →theoret=theorem考虑后获得的结果=定理 + ical ...的 → a.理论(上)的
basis
['besɪs]
n. 基础;主要成分;基准，基本原则;
🗣️ 情景例句
It is. That's why we bought it for you.
是的。这就是我们买给你的原因。
I'm afraid that the item isn't what we're looking for.
我恐怕这种产品不是我们所要找的。
The deepest holes of all are made for oil, and they go down to as much as 25,000 feet.
在所有洞穴中，为寻找石油所钻的洞是最深的，这些洞可深达25，000英尺。