Mappist
制图者
🗣️ 情景例句
You made a tough decision.
你做了一个困难的决定。
I will be very glad when I receive the letter.
如能接到你的来信，我将会非常高兴。
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。