1. A pipe that serves as a central connection for two or more smaller pipes; 作为集结中心连接两个以上小管的管道;
2. A manifold for distributing a fluid supply amongst a number of passages ;一个多支的主体分流一定数量的管路;
3. A floor or roof beam placed between two long beams that supports the ends of the tailpieces;放在两个竖直长梁底部或顶部用于支撑附属物端部的(横)梁。
4. A brick or stone laid at a right angle to the face of a wall so that only its short end is showing; 墙体上与墙面垂直的只露出最短面的石头或砖。