Preconditions
n. 前提, 先决条件( precondition的名词复数 )
🗣️ 情景例句
You are a very smart young man, Robbie.
你是个绝顶聪明的年轻人， Robbie。
I know the boy whose father is a professor.
我知道那个男孩的父亲是大学教授。
Excuse me. Which is the way to East Park, please?
请问，去东方公园走哪条路？