为给定的产品评论打分。
产品评论：这个手机很棒。屏幕显示非常清晰，电池寿命很长，操作起来也很流畅。我强烈推荐它。
评分：5星 - This is a great product review with positive comments about screen display, battery life, and ease of use, along with a strong recommendation.