介绍了缩二脲在 工农业 上的应用及其合成工艺.In this article the application of biuret in industry & agriculture and its synthetic process are stated.自制的缩二脲产品与羟基丙烯酸树脂所配成的漆具有优良的性能.The paint compounded with the product and hydroxyl acrylic resi...
他向我诉说他觉得自己像是在受罚。He confided to me that he felt like he was being punished.她吞吞吐吐地诉说自己深深的苦恼及伤痛。She spoke haltingly of her deep upset and hurt.没人可以求助，没人可以诉说。There was no one to turn to, no one to tell....