closure finite

例句：

1. 1. The door is closed, please knock on the other side.
   门已关闭，请敲另一边。
2. 2. The factory has been closed for repairs.
   工厂因维修已关闭。
3. 3. The closure of the border will affect trade between our two countries.
   边境关闭将影响我们两国之间的贸易。