Alternatively sows can be injected with long - acting penicillin at point of farrowing.或者,可以在分娩时给母猪注射 长效 青霉素.Products: Farrowing Bed dringker Plastic Floor Exhaust Fan cooling Pad and so on.产品主要有: 产床、保育床、定位栏、地板、风机、水帘...
他能够写出极具创意的作品。He was capable of writing things of startling originality.他匆匆赶写出了几篇小说。He dashed off a couple of novels.我对自己写出这么幼稚的东西感到羞愧。I'm ashamed of the babyish nonsense I write....
Hydrogen is used extensively in industry for the production of ammonia.氢气在工业上广泛用于制氨。The smelling of ammonia brought himaround.嗅氨使他恢复了意识.The amide nitrogen of glutamine or asparagine functions more effectively than ammoni...