Semiminor axis
（椭圆的）半短轴
🧩 词语组成解析
🗣️ 情景例句
Hello, Sally. I'm glad to meet you.
你好，萨里，很高兴见到你。
Don't run away!
别想溜！
This letter's full of mistakes. I want you to type it again.
这封信里错误百出。我要你重打一遍。