Cobalt - based alloy is a kind of important materials used in elevated temperature.钴基合金是一种重要的高温材料.Recovery of cobalt from Co - Ni residue in zinc hydrometallurgy has been studied.研究了从湿法炼锌净化钴镍渣中回收有价金属....a woman in a soft...
他凭借超乎常人的保持生命尊严的信念和顽强意志力忍受着各种病痛的折磨。He suffered a long series of illnesses with tremendous dignity and fortitude.多年来她一直受到病痛的折磨，都是他在照料。For years he tended her in her painful illness.儿时的她曾饱受病痛的折磨。As a child she had suffered ...
That song has stuck in my head for years.那首歌多年来一直铭记在我心中。The things that stuck out were his cockiness and his four-letter words.与众不同之处在于他的骄傲自大和满嘴脏话。He folded the papers and stuck them in his desk drawer.他将文件叠起来，塞进自己的书桌抽屉里...