One day, when Plumb and his wife were sitting in a restaurant, a man at another table came up and said, "You're Plumb!" You.
有一天，当帕朗柏和妻子在一家餐厅用餐时，隔壁桌一位先生走过来说道：“你是帕朗柏！”
2
This article gives an easy way in which laser plumb line is set up by means of He-Ne laser in space with the liquid level as the base.
本文叙述以液面为基准面，用小型氦-氖激光器在空间建立激光垂直线的简易方法。
3
We had to rewire the building, re- plumb it. Then we had to clean it, and then divide it up into the various functions that are required in a hospital, and equip it.