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 hiker noticed the shiny, layered schists on the mountainside, easily splitting into thin, flat pieces. " 那位徒步旅行者注意到山坡上闪闪发光、层层叠叠的片岩,可以很容易地分成薄而平的片状。 geology material 与AI对话词汇游戏阅读练习