烟碱含量
烟碱含量
他们都不愿意对这项研究发表评论,也不愿意讨论他们产品中尼古丁的具体含量。
However, none of them were prepared to comment on this study or discuss the detailed nicotine content of their products.然而,他们都不愿意对这项研究发表评论,也不愿意讨论他们产品中尼古丁的具体含量。
Under the law in Massachusetts, tobacco companies have to measure the nicotine content of every type of cigarette and report the results.根据马萨诸塞州的法律,烟草公司必须测量每种香烟的尼古丁含量并报告结果。