不透明底图上的半透明色层

提示词

在已提供图件上叠加指定半透明色层，底图线条仍清楚可读。色层只落在给定区域，实体底图不因色层变成透视可见的隐藏空间。

Overlay the supplied drawing with the specified translucent color layer while keeping its linework readable. Restrict color to the given areas; translucency does not reveal hidden spaces through solid geometry.