Quaternion
n. 四个一组, 四个一套, 四元数
🗣️ 情景例句
Thanksgiving was about the Pilgrims,
感恩节是关于清教徒的，
Nobody's at home.
家里面没人。
At this, the police pointed out ironically that this would hardly be necessary as the men were already under arrest.
警察听后讥讽地说，这大可不必，因为他俩已被逮捕了。