Rivetter
铆枪
🗣️ 情景例句
I'm having some trouble keeping food down.
我吃东西时感到困难。
Are you going to have dinner at home tomorrow night?
你明天晚上在家吃晚饭吗？
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。