似乎学校作业是引起儿童近视显著的风险因素。
It looks as if schoolwork might be a strong risk factor for myopia in children.
作业中，进行严格的风险控制。
海底管线铺设是一项高难度、高风险的海上作业。
The laying of pipelines is a task with high difficulty and high risk.
森林火灾扑救属于高风险、高危险作业。
Forest fire suppression is a task with high risk and high danger.
森林火灾扑救属于高风险、高危险作业。
Forest fire suppression is a task with high risk and high danger.
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