The outer door is a polyurethane foamy one with a glazing unit observation window, for better perspectivity and heat preservation.
外门为聚氨脂发泡门，中空玻璃观察窗，透视性
，保温性
。
The outer door is a polyurethane foamy one with a glazing unit observation window, for better perspectivity and heat preservation.
外门为聚氨脂发泡门，中空玻璃观察窗，透视性，保温性。
明：以上例句、词性分类均由
资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
