Cottle
套布（浇注石膏模用的外套材料）
🗣️ 情景例句
Take care of yourself.
多保重。
There may be different ways of doing business.
有很多不同的方式。
The man had connected the air-line to a supply line of oxygen, not compressed air.
这个工人把供气管接到了氧气供应管上，而不是接到压缩空气管上。