Closed-core transformer
[医] 闭心式变压器
🧩 词语组成解析
closed
[klozd]
adj. 关闭着的，封闭着的;密闭着的，保密的;<美>准备好了的，定了契约的;
v. “close”的过去式和过去分词;
clos=close关闭+ed已...的→关闭了的
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
Now he's got his own trading company. Ann told me he made four million dollars last year.
现在他已有自己的贸易公司。安告诉我他去年赚了400万美元。
What's the area of the Congo in square miles?
在平方英里内刚果的范围是什么？
Harry used to consider it a great joke to go into expensive cosmetic shops and make outrageous requests for goods that do not exist.
哈里曾认为走进一家名贵化妆品商店，荒唐地提出要买一种根本不存在的商品是件开心的事儿。