Semidiameter
n. 半径
🗣️ 情景例句
Thank you. I'll make out the contract for you to sign tomorrow.
谢谢。我将起草合同，明天就签。
Please give my best regards to your family.
请代我致最高的敬意，向你的家人问好。
Sure, Mom. I'll get some at once.
好的，妈妈。我这就去。