Incircle
内切圆
🗣️ 情景例句
Give my best to your parents.
替我向你父母问好。
May I have a customs declaration form, please?
请给一份海关申报表好吗？
This increases their air-resistance and reduces the shock of impact when they hit the ground.
这样就加大了空气阻力，并减少了它们着地时冲击力带来的震动。