gate brick

例句：

1. 1.The old gate bricks are still standing, but the new ones are being installed.
   旧的门槛砖仍然屹立不倒，但新的正在安装中。
2. 2. The builders were using these gate bricks to reinforce the foundation of the new building.
   建筑工人使用这些门槛砖来加固新建筑的基础。
3. 3.The gate bricks were a popular choice for their durability and aesthetic appeal.
   这些门槛砖因其耐用性和美观性而成为受欢迎的选择。