yǒu / rén / jiǎ / tuō / zhuān / jiā / de / míng / yì / zài / wǎng / shàng / tuī / xiāo / zhè / zhǒng / chǎn / pǐn有人假托专家的名义在网上推销这种产品。Someone used the name of an expert as a pretext to promote this product online.