roller shutters的用法和樣例：
例句
- Fix the top lath of the curtain onto the roller with the screws and washers provided.
用提供的螺絲釘和墊片把捲簾頂部板條固定在捲軸上。 - LianDa is a Company specializing in tubular motors for shutters, awnings,garage doors,fire shutters,blinds and screens userd in home and buildings.
聯大是一家專業生產管狀電機的製造企業，其產品廣泛用於家用或商用的捲簾門，遮陽蓬，車庫門，防火門，百葉窗和投影幕等設施。
