Understructure
n. 基础, 下层结构
🗣️ 情景例句
She's become involved with another man.
她曾经和另外一个男人关系暧昧。
I think he's still in bed.
我想，他还赖在床上。
Let's move on to what makes our product sell so well.
让我来说明是什么原因使我们的产品销售得那么好。