run at的意思

汉语翻译

例句：

1. He ran at me with a knife.他持刀向我冲来。
2. Don't let the children run at rovers.不要让孩子们随意乱跑。
3. Interest rates are running at record levels.利率达到创记录的水平。
4. Inflation is running at 25%.通货膨胀率达25%.