Water, acrylonitrile and the galactomannan gum are added to a reactor with an alkali metal hydroxide.水 、 丙烯晴和半乳甘露聚糖胶,同碱金属氢氧化物在一起,加入到反应器中.The main component of both endosperms is a galactomannan.两个胚乳的主要成分是半乳甘露聚糖....
People in sedentary jobs need to take exercise.工作上要久坐的人需要做运动.I don't think a sedentary life would altogether suit me.我认为长期伏案的生活一点也不适合我。Bookkeeping is a sedentary occupation.会计是一种需要坐着工作的职业.Obesity and a sedentary lif...
He was recovering from a severe bout of flu.他患了严重的流感，尚未痊愈。He is recovering in hospital after an operation for acute appendicitis.做完急性阑尾炎手术后，他正在医院康复。He is recovering from a knee injury.他的膝伤正在康复。...