Erc
abbr. earnings-related compensation 相关收入补偿; en-route chart 在途中心航线图; equatorial ring current 赤道环流; expendability repair classification 消耗性检修分类
🗣️ 情景例句
The return name and address is
发信人姓名和地址是
What is he doing?
他做什么事？
It must be a D.
这一定是“D”。