Core transformer
[电] 岩心变压器
🧩 词语组成解析
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
There is not a shadow of a doubt that they did it.
毫无疑问，是他们干的。
Labour is lihgt where love doth pay.
爱情付报酬，劳苦也轻松。
Ethanol is more effective at a concentration of 50-70 percent;
乙醇的浓度为50％至70％时比较有效，