blue print lamp

例句：

1. 1. The blue print lamp was a popular choice for the office lighting.
   蓝图灯是办公室照明的热门选择。
2. 2. The blue print lamp was designed to provide a warm and cozy atmosphere in the living room.
   蓝图灯设计用来在客厅中营造温馨舒适的氛围。
3. 3.The blue print lamp was easy to install and had a long lifespan.
   蓝图灯安装简便且使用寿命长。