Cornerstones
n. 奠基石( cornerstone的复数形式 ); 基础; 最重要部份; 柱石
🗣️ 情景例句
Wow, your head's burning up!
哎呀，你的头真烫！
When the well is full, it will run over.
井水满了要溢出。
Many owners of private cars are going to offer 'free rides' to people on their way to work.
很多私人汽车的车主正准备为乘车上班的人们提供“免费乘车”的服务，