This paper reports the main results of research and development preparation of 0.2 % celangulins emulsifiable concentrate.简要报道植物杀虫剂0.2%苦皮藤素乳油研究与开发的主要结果.He slept badly at night and couldn't concentrate in class at da...
They will concentrate on teaching the basics of reading, writing and arithmetic.他们将集中教授阅读、写作和算术基础知识。We must concentrate our energies on treating addiction first.我们必须首先集中精力治疗毒瘾。A term in prison will concentrate his mind w...
English has hurt me a thousand times, but I still regard it as my first love.英语伤我千百遍，我待英语如初恋。I try to remember all the good times I've had here.我试着回忆在这里度过的所有美好时光。Dave, the pianist, played it over a couple of times.演...
...a roofing company.屋顶修葺公司...roofing made from organic and inorganic fibres.有机和无机纤维的屋面材料A gust of wind pried loose a section of sheet-metal roofing...一阵狂风把铺在屋顶上的一块金属片掀起来了。A gust of wind pried loose a section of sheet-me...
“瞧，又来了不是？又惹孩子伤心！”雪莉说。"There you go again, upsetting the child!" said Shirley.看到他们这个样子可真让我伤心。It really breaks my heart to see them this way.那笔钱带来的只有伤心、痛苦和悲剧。All that money brought nothing but sadness and misery and traged...