Steinkern
[地质]石核, 石核模
🗣️ 情景例句
I hope I can repay you for it.
我希望能报答你。
We can dispense with that today but not tomorrow.
今天虽然可以把它免除，但是明天可就不行了。
By correlating markings made in various parts of the world, historians have been able to read this difficult code.
历史学家通过把世界各地留下的这种痕迹放在一起研究，终于弄懂了这种费解的代码。