Quaternionic
四元
🗣️ 情景例句
I care about new fixtures in the hallways--
我关心走廊的新灯具，
What's the shape of your balloon?
你的气球是什么形状？
The most wonderful piece of machinery on show was Nasmyth's steam hammer.
其中最奇妙的是内史密斯的蒸汽锤。