Underpinning
n. 基础材料, 支承结构
✅ 同义词
🗣️ 情景例句
Now stand up, please.
现在站起来。
Thank you for a wonderful meal.
谢谢你的美餐。
Insuring public or private property is a standard practice in most countries in the world.
承办公共财产或私人财产保险是世界上大部分国家的正常业务。