柯林斯词典plate tectonics 1. N-UNCOUNT Plate tectonics is the way that large pieces of the Earth's surface move slowly around. 板塊搆造(論)[技術] 返回 plate tectonics剑桥词典the study of how the surface of the earth is formed , how the separate pieces of it move , and the effects of this movement 板塊搆造學（研究地球表麪是如何形成的、其不同部分如何移動以及這種移動會産生什麽傚應） 返回 plate tectonics