Devonite
银星石
🗣️ 情景例句
Don't worry, be happy.
别担心，开心点。
If he doesn't, will you fix it?
如果他不，你会修理它吗？
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。