Toroidal core
[电] 环状铁心
🧩 词语组成解析
[计] 环形的
core
[kɔ:]
n. 中心，核心，精髓;果心，果核;[地质学]地核;[计] 磁心;
vt. 去（果）核，挖去…的果心;提取岩芯（样品）;
🗣️ 情景例句
who's responsible for this meeting,
他是这个会议的负责人
To know one's self is true progress.
能有自知之明就是真正的进步。
They had rushed up to her while she was having a picnic at the edge of a forest with her children and tried to steal her handbag.
刚才，当她和孩子们正在森林边上野餐的时候，这两个人冲到她跟前，企图抢走她的手提包。