tobacco可数吗
回答
爱扬教育
2022-06-11
扩展资料
The results showed that this method proposed could be applied to multielement simultaneous determination of tobaccos.
结果表明,本文所提出的微波消解方法适用于烟草中多种微量元素的同时测定。
These cigarettes are made with a mixture of the best tobaccos.
这些卷烟是由最好的烟草配制成的。
He in that shop has bought a lot of tobaccos.
他在那家店铺了买了很多烟草。