调查表明，血铅超标儿童是因为吸入村民非法提炼黄金的“小氰池”的污气。
Initial investigations showed the children may have inhaled lead fumes discharged from illegal gold metallurgy workshops in the villages.
调查表明，血铅超标儿童是因为吸入村民非法提炼黄金的“小氰池”的污气。
Initial investigations showed the children may have inhaled lead fumes discharged from illegal gold metallurgy workshops in the villages.
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