Rhomboidan
菱形晶體
??? 情景例句
I'm planning to run for the school board.
我打算競選聯合校董會董事。
The word once spoken can never be realled.
一言既出，駟馬難追。
It can properly be described as the first 'home computer' and it pointed the way to the future.
嚴格地說起來，它可以被稱為第一臺“家用電腦”，而且它也指了今后的方向。