一、描述物体薄度

1. The thinglassware is easy to break, while the thinnerones are more durable.

（薄玻璃器皿易碎，而较厚的更耐用。）

2. The thinlayers of paper allowed the light to pass through, but the thinnersheets were too transparent.

（纸层薄时光线易穿透，但更薄的纸张过于透明。）

二、形容人或动物体型

1. After losing weight, she looked thinnerand more energetic.

（减肥后她看起来更瘦、更有活力。）

2. The cat has a thinframe and long legs, making it look agile.

（猫骨架纤细，腿长，显得敏捷。）

三、描述液体浓度

This juice is thin（not sweet enough）, but the thinnerversion has more flavor.

（这杯果汁太稀了，但稀释后的更甜。）

四、固定搭配与扩展

固定表达：

The cake was thinand crumbly. （蛋糕又薄又松散。）

The thinnersauce spread more easily. （更稀的酱料更易涂抹。）

衍生词汇：

Thickness（名词）：The book has excessive thickness. （书太厚了。）

Thinly（副词）：She spoke thinlydue to nervousness. （她因紧张而结巴。）

通过以上例句，可清晰理解“thin”与“thinner”在描述不同属性时的用法差异。