poor quality powder 中文意思是什麼
poor quality powder
解釋
劣質粉末-
About 5 percent of baby milk powder tested was found to be of poor quality, with some containing excessive amounts of nitrate, it added
此外,有5 %的受檢嬰兒奶粉質量不合格,有些牌子的奶粉含有過量硝酸鹽。
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