Op-ed
a. （报纸）专栏（版）的, 署名评论（版面）的
🧩 词语组成解析
观测所\\n[计] 操作, 运算, 算符
Ed
[ed]
Estimate Departure time 预计起飞时间;Engineering Development 工程研制;Effective Dose 有效剂量;
🗣️ 情景例句
You don't know Jack Wang? You're hiking.
你不认识杰克王？看玩笑吧？
He often plays cards.
他常常玩扑克牌。
No. Two visitors have just arrived and I want to give them something nice to eat.
不是。我家刚来了两位客人，我想煮些好吃的招待他们。