noun 下载 🔗分享 片岩 Any of a variety of coarse-grained crystalline metamorphic rocks with a foliated structure that allows easy division into slabs or slates. Examples : "The garden path was made of schist, its layered surface easily splitting into flat stones perfect for walking. " 花园小径是用片岩铺成的,它层状的表面很容易分裂成扁平的石板,非常适合行走。 geology material 与AI对话词汇游戏阅读练习