crepuscular arch

例句：

1. 1.The crepuscular light is perfect for a picnic in the park.
   黄昏时分的光线非常适合在公园野餐。
2. 2. The crepuscular sun casts long shadows on the ground.
   日出前，阳光在地面上投下长长的影子。
3. 3. The crepuscular sky was painted with hues of orange and pink.
   日出前的天际被橙色和粉色染成了一幅画。