1. The knife's sharpness made it easy to cut through the meat. （这把刀的锋利使得它很容易切割肉类。）
2. He impressed everyone with his wit and sharpness. （他机智和精明给大家留下了深刻印象。）
3. The photograph lacks sharpness; it's a bit blurry. （这张照片缺乏清晰度，有点模糊。）
4. The movie's intense action scenes added an extra level of sharpness to the overall experience. （电影中紧张的动作场景给整体体验增添了更多的刺激感。）
5. Be careful when handling cacti because of their sharpness. （处理仙人掌时要小心，因为它们很尖锐。）