steel casement

例句：

1. 1. The new steel casement added to the house is very modern and stylish.
   新安装的钢制门为房子增添了现代和时尚的元素。
2. 2. The steel casement was made of high-quality materials and has excellent durability.
   这种钢制门使用了高质量的材料，并且具有极好的耐用性。
3. 3.The steel casement can be opened and closed manually, providing easy access for cleaning.
   这种钢制门可以手动打开和关闭，便于清洁。