Disphenoid
复正方楔; 双半面晶形
🗣️ 情景例句
You hit it.
你说对了。
I want to make a long distance call.
我想要打一个长途电话。
I know that he's doing his best, but he says that he is a little weak in Chinese.
我知道他非常努力，但他说他的中文有点儿差。