He took the paraffin stove on a picnic and the ruddy thing wouldn't work.他带了那个煤油炉去野餐，但是那个该死的东西根本用不了。Methods Paraffin method, semi - thin sectioning, and histochemical method were used.方法石蜡切片法 、 半薄切片法 、 组织化学法.Anatomi...
The fire blazed up when I added paraffin.我加了一些煤油,火就燃烧起来了.He took the paraffin stove on a picnic and the ruddy thing wouldn't work.他带了那个煤油炉去野餐，但是那个该死的东西根本用不了。Paraffin waxes are normally marketed on the basis of a mel...
For more details about these products, send a postcard marked HB/FF.要了解这些产品的详细信息，请寄来标明HB/FF字样的明信片。The company was coasting on the enormous success of its early products.公司凭借早期产品的巨大成功而在市场上遥遥领先。The two principal combustion...