simultaneous type的用法和樣例：
例句
- Cytokinesis was simultaneous and the arra ngement of microspores in the tetrad was tetrahedral.
胞質(zhì)分裂為同時(shí)型，四分體中小孢子排列呈正四面體形。 - Cytokinesis in microspore mother cells is simultaneous, forming tetrahedral tetrads.
小孢子母細胞的分裂屬于同時(shí)型，產(chǎn)生四面體排列的小孢子。
