🧩 词语组成解析
[医] 松果松
🗣️ 情景例句
I'm sure everything is fine.
我确信一切都很好。
Friends are lost by calling often and calling seldom.
交往过密过疏，都会失去朋友。
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。