不透热性

例句：

1. 1. The fabric is designed to be breathable but not airtight.
   这种织物设计成可以透气，但不密封。
2. 2. The shoes are made of leather and have an impermeability to water.
   这些鞋子是用皮革做的，对水具有不透性。
3. 3. The window was sealed tightly to prevent any air from escaping.
   窗户被密封得严严实实，以防任何空气逃逸。