a sheet of flame的用法和样例：
- The curtains were enveloped in a sheet of flame.
- Suddenly the car disappeared in a sheet of flame.
- The enemy base became a sheet of flames.
- Soon the sky was a sheet of flame, the sea boiled, the earth trembled, and the forests took fire and began to burn.
- He looks at the sun through a sheet of smoke glass.
- He tears a sheet of paper in two.