A vast array of banners and flags covering the sky, symbolizing a grand and magnificent formation or a spectacular display.
表演开始前，广场上彩旗飘扬，人头攒动，真可谓旌旗蔽天，热闹非凡。
Before the performance began, colorful flags fluttered in the square, and people gathered in crowds, truly a spectacular sight with banners filling the sky, exceptionally lively.
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