例句與造句

1. The appearance of layers, called " compositional banding ", occurs because the layers, or bands, are of different composition.
2. Migmatites, batholithic intrusive and granulitic metamorphic rocks show foliation and compositional banding; the rocks are uniformly hard and so thoroughly deformed that little foliation exists.
3. It's difficult to find compositional banding in a sentence. 用compositional banding造句挺難的