Goodluck
卷柏状石松
🗣️ 情景例句
Are you sure? But ... OK.
你确定吗？ 但……算了。
You cannot sell the cow and sup the milk.
你不可能出售乳牛，同时又要喝牛奶。
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。