Ecos
abbr. 嵌入式可配置操作系统（Embedded Configurable Operating System）；扩展式通信操作系统（Extended Communication Operating System）
🗣️ 情景例句
What time do you usually have supper?
你通常几点吃晚餐？
If you don't take my advice,you'll be sorry.
如果你不接受我的忠告，你将会遗憾的。
When my husband was going into the dining room this morning, he dropped some coins on the floor.
今天早晨我丈夫走进饭厅时，把一些硬币掉在地上了。