Linewalker
n. (石油管线的)管道巡查工,护管道工
🗣️ 情景例句
I don't know how to solve the problem. Will you help me out?
我不知道该怎么解决这个问题。你能帮我吗？
What's your favourite pastime?
你喜爱的消遣是什么？
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。