1. 用完：run away 逃跑,失控 | run out of 用完 | save one's life 挽救某人生命

2. 用完,用尽,耗尽：run off复印,打印 | run out of用完,用尽,耗尽 | run over略读,略述;辗过,浏览,匆匆复习

3. 用完,耗尽：run out from 从...延伸 run over (跑)过去;溢出;浏览 | run out of 用完,耗尽 | run out 结束;变得缺乏

4. 用完了：happen to meet 恰巧碰到 | run out of 用完了 | check out 借书;办理出院手续;彻底检查;退房(check in 开房结帐离开