soap film tensor

例句：

1. 1.The soap film was so thin that it could barely hold together.
   肥皂膜太薄了，几乎无法保持完整。
2. 2. The thin film tension between the two plates is crucial for their stability.
   两个板之间的薄膜张力对于它们的稳定至关重要。
3. 3. The soap film was stretched to its limit before breaking.
   肥皂膜在破裂前被拉伸到了极限。