Portable boiler
[机] 移动式锅炉
🧩 词语组成解析
🗣️ 情景例句
and I thought ... maybe ...
我觉得……也许……
I'm afraid it's a misunderstanding.
我想这是个误会。
it takes much less energy to accelerate to that 1.5 miles per second than it does on Earth.
在月球上加速到每秒1。5英里比在地球上所用能源要少得多。