Crossing number
[计] 数
🧩 词语组成解析
🗣️ 情景例句
The horse leaped a stream.
马越过小溪。
Experience is the best teacher.
经验是良师。
When he learnt that he would be sent abroad, he returned to the farm and his father hid him until the end of the war.
当他了解自己将被派遣出国时，他逃回农场，父亲把他藏了起来，直到战争结束。