lactoprene

例句：

1. 1.The new anti-aging cream contains lactoprene, which helps to reduce fine lines and wrinkles.
   这款新的抗衰老霜含有莱卡树脂，有助于减少细纹和皱纹。
2. 2.Lactoprene is a versatile material that can be molded into various shapes.
   莱卡树脂是一种多功能材料，可以塑形成各种形状。
3. 3. In the medical field, lactoprene has been used to create prosthetic joints for patients with severe arthritis.
   在医疗领域，莱卡树脂被用于为患有严重关节炎的患者制作假关节。