用香草醛-冰醋酸比色法测定西洋参中总皂甙的含量.The content of ginsenoside in Panax quinquefolium L was determined by colorimetry.市场上也出售含有良好风味的香草醛或乙基香草醛的焙烤粉.The market also offers baking powders flavored with vanillin of ethyl vanillin.香草醛的味道很好...
这种材料是一种叫做镓锰砷化物的东东.The material is a semiconductor called gallium manganese arsenide.确诊砷中毒以从尿、头发、指甲中检出砷化物为依据.Arsenic in urine and hair or nails is the key to diagnosis.口服摄入砷化物的急性症状有恶心、呕吐、口腔和喉部烧灼感及腹部剧痛;可出现循环性虚脱.Symptoms of...
黛布拉, 你看起来不怎么会感恩啊.I have to say , Debra, this doesn't sound exactly grateful.然后我就留下来照顾黛布拉和格雷戈里.And I'll stay here with Debra and Geoffrey.那就是为什么黛布拉跟着你进厨房对你大喊大叫 吗 ?Is that why Debra followed you in the kitchen, t...
Regular forking of beds and borders relieves the compaction caused by rain.时常翻动一下花圃和草坪四周会让被雨水压紧的土壤松动松动。Your coming relieves me of the bother of writing a long letter.你来了省得我去麻烦写一封长信了.The bypass relieves traffic jams in ou...
He is widely regarded as Hungary's most skilful politician.他是公认的匈牙利最有手腕的政治家。Some investigators regarded her as the brains of the gang.一些调查员认为她是该团伙的决策者。The dead student is now being regarded as a martyr.这位死去的学生现在被视为烈...
All schoolchildren must now receive some religious instruction.现在所有的在校儿童都必须接受一定的宗教教育。The film chronicles the everyday doings of a group of London schoolchildren.电影记载了一群伦敦小学生的日常活动。They rose to the challenge of entertainin...