Semimajor
axis(椭圆的)半长轴
🗣️ 情景例句
Look at that Superman balloon!
你看那个超人气球
Sorry, but could you kindly repeat what you just said?
抱歉，你可以重复刚刚所说的吗？
Hello, Zhou Lan. Can I ask you for some advice?
你好，周兰。我想征求一下你的建议，可以吗？