CONCLUSION SF has no inhibitory effect on oxygen metabolic function of neutrophils, but can prevent tissue injury caused by activated neutrophils through scavenging oxygen radicals.

结论SF不影响白细胞氧化代谢功能，能通过清除氧自由基防止激活白细胞对组织的损伤。

youdao

The sight of the unemployed scavenging through rubbish to sell on to recycling companies is a common one.

BBC: How Argentines feel about the Falkland Islands dispute

So it happens every now and again that folks scavenging for copper end up cutting through fiberoptic cable, which can shut down phone and data traffic for a limited area.

FORBES: Elderly Woman Shuts Down Armenian Internet

An elderly Georgian woman was scavenging for copper to sell as scrap when she accidentally sliced through an underground cable and cut off internet services to all of neighbouring Armenia, it emerged on Wednesday.

FORBES: Elderly Woman Shuts Down Armenian Internet