corner grate

例句：

1. 1. The car was parked in a corner of the lot, with its front grille exposed.
   这辆车停在停车场的一个角落里，前格栅暴露在外。
2. 2.The old house had a wooden corner grate for ventilation.
   那所老房子有一个木制的角落格栅用于通风。
3. 3.The construction crew used corner grate to protect the workers from falling debris.
   建筑工人使用角落格栅来保护工作人员免受坠落物的伤害。