Parabolas
n. 抛物线( parabola的名词复数 )
🗣️ 情景例句
I had planned to wear them.
我早就预备戴它们。
How long will ti take you to finish the work?
你要花多长时间才能完成那项工作？
Is there a ball under the table?
桌子上有一只球吗？