Dintheader
巷道掘进机
🗣️ 情景例句
Something that might be surprising to you.
一件也许会让你吃惊的事。
The worth of a thing is best known by the want of it.
物以稀为贵。
It is hard for us to realize nowadays how difficult it was for the pioneers.
我们今天很难想像昔日的登山先驱们是多么艰苦。