Ercs
abbr. emergency rocket communications system 紧急火箭通讯系统
🗣️ 情景例句
When you understand the cultural background, you can better use the language.
当你了解了文化背景，你就能更好地运用语言。
I did it without much difficulty.
我没费多少劲就完成了那项工作。
Thank you for everything.
感谢你做的一切。