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
Learning any language takes a lot of effort.
学习任何语言都需要花费很多努力。
My brother is not quite twenty-five.
我的兄弟不够25岁。
Mrs Flower directed that all the money that belonged to her should come to you.
弗劳尔夫人指示她所有的钱应当全部归你。