shaped 的四种用法详解

“Shaped” 是动词 “shape” 的过去分词形式，在英语中用途广泛。它既可以作为形容词描述物体的外形，也可以用于被动语态或完成时态。以下是 “shaped” 最常见的四种用法及示例：

1. 作形容词：表示“具有某种形状的”

在这种用法中，“shaped” 直接修饰名词，说明某物的外形特征。

• heart-shaped（心形的）：She wore a heart-shaped locket.
• U-shaped（U形的）：The valley is U-shaped due to glacial erosion.
• star-shaped（星形的）：The cookies were star-shaped for Christmas.

2. 被动语态：表示“被塑造/形成”

在被动语态中，“shaped” 表示某物被外力或因素所塑造或影响。

• The policy was shaped by public opinion.
• His character was shaped by years of hardship.
• The sculpture was carefully shaped from clay.

3. 完成时态：表示“已经塑造/形成”

在现在完成时或过去完成时中，“shaped” 表示动作已完成，强调结果。

• Technology has shaped modern society.
• By 1900, the city had already been shaped by industrial growth.
• Her experiences have shaped her worldview.

4. 引申义：表示“影响、决定（抽象事物）”

除了物理形态，“shaped” 还可用于抽象概念，如思想、文化、历史等。

• History is shaped by the actions of ordinary people.
• His childhood shaped his attitude toward education.
• Cultural values are shaped over generations.

掌握这四种用法，能帮助你在写作和口语中更准确、地道地使用 “shaped”。