老谷仓的门每次被拉开时都会发出响亮的吱嘎声。

The old ___barn door creaked loudly every time it was slid open.

他调整了灯光上的谷仓门（遮光装置），避免光线直射模特的眼睛。

He adjusted the ___barn door on the light to avoid shining directly into the model's eyes.