- geniculated twin
- 膝状双晶
English-Chinese geology dictionary (英汉地质大词典). 2013.
English-Chinese geology dictionary (英汉地质大词典). 2013.
Twin — Twin, n. 1. One of two produced at a birth, especially by an animal that ordinarily brings forth but one at a birth; used chiefly in the plural, and applied to the young of beasts as well as to human young. [1913 Webster] 2. pl. (Astron.) A sign… … The Collaborative International Dictionary of English