The body that polices food import standards said the 8.37 tons of frozen pork kidney and 24 tons of frozen pork chops were returned after the discovery of ractopamine residue.是什么意思_The body that polices food import standards said the 8.37 tons of frozen pork kidney and 24 tons of frozen pork chops were returned after the discovery of ractopamine residue.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句