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
There are four of us including my parents, a younger sister and me.
有四口人，父母亲、妹妹和我。
What is on the schedule this morning?
今天上午有什么安排？
If we remain inveterate smokers, it is only because we have so often experienced the frustration that results from failure.
如果我们烟瘾大，戒不掉，那是因为屡戒屡败，失去信心。