Rescue workers are digging through the rubble in search of other victims.救援人员正在废墟中挖掘，以搜寻其他受害者。The fourteenth century cathedral was reduced to a mass of rubble.这座14世纪的大教堂变成了一堆瓦砾。Thousands of bodies are still buried under ...
...an old toothbrush.一把旧牙刷The toothbrush gently removes plaque without damaging the gums.这种牙刷可以温和去除牙菌斑而不损伤齿龈。As soon as the bristles on your toothbrush begin to wear, throw it out.牙刷毛一开始磨损，就把它扔掉。He was short and tubby an...
Vacuum-packed ham slices should be unwrapped 30 minutes before serving.真空包装的火腿片应在食用前30分钟把包装除去。Giovanni has the best Parma ham for miles around.方圆数英里内,乔瓦尼的帕尔马火腿最棒.I became a ham radio operator at the age of eleven.我在11岁时成...
研究了桑枝硫酸盐法制浆适宜的工艺条件和单段、两段次氯酸盐漂白工艺条件.Optimum conditions of kraft pulping and single stage hypochlorite bleaching were investigated.水簇上次氯酸与盐酸反应的理论研究( 英文 )Theoretical Study of Reaction of HOCl and HCl on Water Clusters?次氯酸钙(...