Prewarming
预热, 预加温
🗣️ 情景例句
Please give me a general view first, will you?
首先，请给我一个大概的介绍，行吗？
Do you ever learn Chinese during the holidays?
你曾经在假日期间学中文吗？
Mr. Smith taught English at a school.
史密斯先生在一所学校教英语。