Biorthogonal
双正交的
🗣️ 情景例句
What power options are available? ( steering, brakes, windows.... )
（这种汽车）有中控系统吗？
You have to be there half an hour before departure time.
你要在起飞前半小时到那里。
Hello. Can I speak to Zheng Jie, please?
喂，请找郑杰听电话。