Semimajor
axis(椭圆的)半长轴
🗣️ 情景例句
I am studying two majors, and it's quite a burden on my time.
我有两门主修课，这占据了我很大一部分时间。
Could you tell me my reservation number, please?
请你告诉我我的预订号码好吗？
In spite of this, she often appears on the stage as a young girl.
尽管如此，她却常在舞台上扮演小姑娘。