suspended ceiling的用法和樣例：
例句
- We stand and watch a huge basket suspended from a crane take firefighters to the roof of the building.
我們站著看吊車把消防員用巨大籃子吊到房頂。 - I operated smallpox ceiling materials, welcome to contact.
我公司經營天花吊頂材料，歡迎聯繫。 - I am going to install a new exhaust unit between the ceiling joists.
我將在吊頂龍骨之間安裝一個新的排氣裝置。
