Mathematical models
[经] 数学模型
🧩 词语组成解析
n. 模型( model的名词复数 ); 模特儿; 模式; 典型
🗣️ 情景例句
What year are you?
你是哪一级的？
Take care of the pence, and the pounds will take care of themselves.
积少自然成多。
She felt worried. She wanted to get ready for her party.
她有点儿着急。她要为自己的聚会作好准备。