1. The brush has soft bristles for gentle cleaning.
这把刷子有柔软的刷毛，用于温和清洁。

2. The cat’s bristles stood up when it was scared.
猫受惊时毛竖了起来。

3. The bristles of the toothbrush should be replaced regularly.
牙刷的刷毛应该定期更换。

4. He felt the bristles of the brush against his skin.
他感觉到刷毛划过皮肤。

A: Are the bristles on this brush too hard?
A：这把刷子的刷毛是不是太硬了？

B: Yes, the bristles are quite stiff for sensitive skin.
B：是的，这些刷毛对敏感皮肤来说有点硬。

1) 刷子或工具上的硬毛部分

2) 动物皮毛中竖起的刚毛

3) 因情绪激动而竖起的毛状结构

4) 细长、坚硬的毛状物统称

1. 刷毛；刷子上的硬毛

e.g. The bristles of the brush are worn out. 刷子的刷毛已经磨损。

2. （动物的）刚毛

e.g. The pig’s bristles are coarse and stiff. 猪的刚毛又粗又硬。

3. 竖起的毛（因紧张或愤怒）

e.g. The dog’s bristles rose as it growled. 狗在低吼时毛竖了起来。

noun

1. Short stiff hairs or fibers, especially on a brush or on an animal's body.

Synonym: hairs, fibers