防水底层 meaning in Chinese
substratum for waterproofing
Examples
- The tent s base is waterproof , while its inner layer is made of finely woven netting that provides ventilation and protection against insects , and also serves as a stand - alone mosquito net
打坐帐：移除外帐，变成一座露天打坐帐，防水底层设计，帐幕通风细密，防蚊虫叮咬。平时可当一般蚊帐使用。