Sierozem
n. [地]灰钙土
🗣️ 情景例句
A clip-on?
用夹上去的？
These buildings are supposed to be earth quakeproof.
这些建筑物是耐震建筑才对。
One man was told to fix up an air-line to provide compressed air for the machines they were using.
有个工人被派去安装"供气管"，给他们正在使用的机器提供压缩空气。