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Saccharin, which has been around since 1879, is made from methyl anthranilate, a substance in grapes.
另外一种糖精在1879年就出现了。它是由葡萄中的一种含甲基的物质构成的。
youdao
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Saccharin, which has been around since 1879, is made from methyl anthranilate, a substance in grapes.
另外一种糖精在1879年就出现了。它是由葡萄中的一种含甲基的物质构成的。
youdao