1. 边缘清晰的：sharp-cutting filter 锐截止滤波器 | sharp-edged 边缘清晰的 | sharp-nosed 尖头的
2. 锋利的：sharp-eared 听觉敏锐的 | sharp-edged 锋利的 | sharp-eyed 目光敏锐的
3. 铣边的：shape steel 型钢 | sharp-edged 铣边的 | shear 剪切,剪床
4. 锐端：sharp beating 游离状打浆 | sharp-edged 锐端 | sharp stone 锐石