Eccs
abbr. 堆芯事故冷却系统（emergency core cooling system）
🗣️ 情景例句
As far as possible, the teacher should expose the student to real life situations.
教师应该尽可能使学生接触现实生活的情景。
What is he doing today?
今天他在做些什么？
Their feet were fixed to one bar and their hands to another bar.
他们的脚拴在一根铁杠上，他们的手拴在另外一根铁杆上。