PNG 转 WebP
WebP 能在保留 PNG 清晰度的同时把体积压得更小，适合放到需要快速加载的网站上。
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PNG
A sharp, high-quality image format with support for transparent backgrounds. The go-to choice for screenshots, logos, and icons.
WebP
A modern format that keeps photos and graphics looking sharp at a smaller file size. Popular for fast-loading websites.