An ancient temple was faintly visible on the mountaintop.
Tips
usage
隐隐 is a reduplicated form used to convey something barely perceptible — a distant sound, a mild ache, or a vague feeling. It often appears before verbs of perception: 隐隐作痛 (a dull throbbing pain), 隐隐约约 (hazy, indistinct).
