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
Can I tell you what I think?
让我来告诉你我的想法好吗？
Steel ball
钢珠
As usual, the police will have a difficult time.
同往常一样，警察的日子将不好过，