Preheating furnace
[化] 预热炉
🧩 词语组成解析
[计] 预热的
🗣️ 情景例句
I did not notice it until yesterday.
我一直到昨天才注意到它。
No man is content.
人心是不满足的。
This time it was the postman and he wanted me to sign for a registered letter!
这次是邮递员，他要我签收一封挂号信！