Begrimer
vt. 以(尘垢、油渍、烟灰等)玷污, 覆盖, 使积灰；弄脏；弄污：；玷污；败坏：
🗣️ 情景例句
We aren't going, for the simple reason that we can't afford it.
我们不去，原因很简单，我们负担不起。
How long will it take for a telegram to get to California?
你把电报传到加州要多长时间？
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。