Eco
abbr. 电子耦合振荡器（Electron-Coupled Oscillator）；环境控制组织（Environmental Control Organization）；经济合作组织（Economic Cooperation Organization）
🗣️ 情景例句
How long will it take to get some more in from the factory?
从工厂再运一些货过来要多久？
How much of a volume discount are you prepared to offer?
总折扣你们准备提供多少？
There is a mark of ink on his shirt.
他的衬衣上有一块墨迹。