“逐渐变细”常见的英文表达有 “taper gradually” 或 “gradually taper off” ，也可用 “become thinner gradually” 来描述物体尺寸等逐渐减小的状态。具体使用示例如下：
The candle tapers gradually from the base to the top.（蜡烛从底部到顶部逐渐变细 。）
The road gradually tapers off as it approaches the mountain.（道路在接近山的地方逐渐变窄变细 。）
The branch becomes thinner gradually towards the end.（树枝朝末端方向逐渐变细 。）