Binormal
[数]副法线, 仲法线, 次法线
🗣️ 情景例句
He looked up at me.
他仰头看我。
I'm no match for him.
我根本不是他的对手。
In the evenings he studied hard for his exams, and most mornings he took tourists around Oxford.
他晚间努力学习，以应付考试，而大多数早上，他则带领游客在牛津大学参观。