Operational econometric model
[经] 营运经济计量模型
🧩 词语组成解析
a. 计量经济学的
🗣️ 情景例句
But a simple solution might be
但是， 一个简单的解决办法可能是
It's faster but more expensive to ship goods by air.
空运较快但运费较高。
You're an asshole.
你这缺德鬼。