keep an eye on ...

• 照看 ...； 密切注视

keep an eye on ...的用法和样例：

例句

1. Please keep an eye on the children.
   请照看一下孩子们。
2. Keep your valuables under your care.
   请照看好你的贵重物品。
3. Keep your eyes firmly fixed on the road ahead.
   密切注视路的前方。
4. The police kept a close watch on the offenders.
   警察密切注视着犯罪分子们的动向。