Ld converter
[机] LD转炉
🧩 词语组成解析
致死剂量
converter
[kən'vɜ:tə(r)]
n. [自]变换器;换流器，变压器，变频器;[冶]炼钢炉，吹风转炉;使转变[改变信仰]的人;
🗣️ 情景例句
But at my age,
但是，像我这般年纪，
No such thing.
没这回事！
He did not see the bag until it was too late.
等他看见袋子时已经太晚了。