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密切注意； 提防；小心，留神
网络解释
1. 照料,照看：25.have an appetite for 爱好...... | 26.look out for 照料,照看...... | 27.put together 把......放在一起;把......加在一起
2. 警惕;留心：expense n.花费;代价 | look out for 警惕;留心 | on a large scale 大规模地;大范围地
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3. 提防：15 make people aware of...使人们了解 | 16 look out for 提防 | 17 keep an eye out for 留心;注意
4. 寻找,照料：74.come to 碰到; | 75.look out for寻找,照料; | 76.refer to指---而言;