Sitzmark
n. 滑雪者向后摔倒又坐起后留在雪地上的凹坑
🗣️ 情景例句
We have 5 international patents which we are ready to sell.
我们有五项国际专利可以出售。
How much is it all together?
一共多少钱？
Without something of this kind, searching for intelligences on other planets
没有这种手段，要想寻觅其他星球上的智力生命，