receding contact angle

例句：

1. 1. The new design has a more receding contact angle than the old one.
   新设计比旧设计有更小的退让接触角。
2. 2.The car's headlights have a receding contact angle that helps it blend in with its surroundings.
   汽车的前灯具有一个退让接触角，有助于它与周围环境融为一体。
3. 3.The researcher found that the receding contact angle of the liquid droplet was related to its surface tension.
   研究者发现液体滴落的退让接触角与其表面张力有关。