- 问题详情:Expertsestimatethatoneoutofeveryfivefishsoldwascaughtillegally.Itthreatens(威胁)foodsecurityandhurtstheenvironment.Officialsareusingnewobservationaltechnologytofightillegalfishing.“ThankyoufortakingthetimetojoinushereinHarwell(UK)intheOperat...
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