trigonal
adj. 三角的；三角形的；断面呈三角的
近义词：triple，rhombohedral，
英英释义
Adjective
- having threefold symmetry
例句
- Trigonal tongue cover,generous sculpt,easy to open. 三角形舌盖，造型大方，方便开启。
- A trigonal bipyramid has three equatorial and two axial positions. 一个三角双锥体有三个赤道位和两个轴向位。
- Complex 5, 8 and 9 belong to non-centrosymmetric trigonal space group P3_121. 其中，配合物5、8和9都属于三方晶系，非中心对称的P3121空间群。
- The trigonal prism yields three isomers also, but there are only two octahedral arrangements for this formulation. 三棱柱也有三个异构体,而对于这个分子式,仅有两种八面体排布。
- The latter is closely related to the former being formed by a 60o rotation of one of the trigonal faces. 后者与前者密切相关,前者是由一个三角形平面旋转60o而成。
- A new calculating method has been proposed for the elongation and twist of trigonal prism. 建立了一种新的三棱柱配位结构伸缩变形和扭曲变形的计算方法。