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...
Plastic is a substance that hardly decomposes in the nature.塑料是一种在自然中极难降解的物质.Statistic of synthetic rubber productivity decomposes 1 seeing a table.合成橡胶生产能力统计分解见表1.When heated, it decomposes into Sodium sulfate and sodiu...