Biquaternions
(biquaternion 的复数) 八元数
🗣️ 情景例句
going to the children's ward once or twice a week
每星期就去小儿科病房一、两次
No, I don't want to.
不，我不希望那样。
That's a nice car. How long have you had it?
好漂亮的汽车。你买多久了？