The developments of manufacturing technology and research on ethylidene norbornene abroad were reviewed with 71 references.介绍了国外亚乙基降冰片烯的生产技术和科研工作的进展情况....
约翰逊刮胡子时刮伤了自己。Johnson cut himself shaving.在那桌子的表面上有几条刮伤痕迹.There are several scraping scar marks on the surface of that table.他修剪玫瑰时双手刮伤得很厉害.He scratched his hands badly while pruning the rosebushes....
玛丽亚穿一袭白色节裙，一动裙子就窸窣作响。Maria wore a layered white dress that rustled when she moved.她一袭天蓝色的真丝衬衫式连身裙，和她的双眸颜色一样。Her silk shirtdress was sky-blue, the colour of her eyes.她穿了一条厚厚的格子呢裙和一件红色羊绒衫。She wore a thick tartan skirt and ...
Click on this icon to align or justify text.点击这个图标使文本排齐。Click on the square icon to maximize the window.点击方框，把窗口最大化。A tsar was a living icon, invested with deep historical and religious significance.沙皇曾是活着的圣像,具有深远的历史和宗教意...