- 防: provide against; defend agai ...
- 劣: bad; inferior; of low qualit ...
- 措施: measure; step
- 措施: measure; step 安全措施 safety measure; 采取重大措施 adopt [take] an important measure; 决定性措施 a decisive step; 有效措施 effective measure
- 办法，措施: measure
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