Roth's spots

例句：

1. 1. The Roth spots on his face are a result of his long hours spent working in the sun.
   他脸上的罗斯斑点是他长时间在阳光下工作的结果。
2. 2.The doctor said that the Roth spots were caused by too much exposure to the sun.
   医生说，罗斯斑点是由于过度暴露于阳光引起的。
3. 3. The Roth spots on her skin have faded significantly since she started using sunscreen.
   自从她开始使用防晒霜以来，她皮肤上的罗斯斑点已经明显淡化了。