Calculary
结石的
🗣️ 情景例句
How fresh are these vegetables?
这些蔬菜有多新鲜？
One cannot get blood from a stone.
石头里抽不出血。
Finding planets is proving hard enough, but finding life on them will prove infinitely more difficult.
寻找行星证明相当困难，但是要在行星上发现生命会变得无比艰难。