The source of electrons in an electron microscope is a heated filament.电子显微镜中的电子源,是一加热的灯丝.Characterzation: high quality quartz bulb, biplanar filament which enables increased illumination, uniform color temperature and l...
In the middle, the cutlasses lay ranged.木屋正中间则并排放着弯刀.Iron Mine: Iron ore is needed for pirate cutlasses, muskets and cannons.铁矿: 铁矿石是制造海盗弯刀 、 步枪和大炮的必需原料....
莱瑟戴尔头部一侧遭到响亮的一击。Leatherdale was hit resoundingly on the side of the head.她的声音被一声响亮的撞击声所淹没。Her voice was drowned out by a loud crash.蜂鸣器突然相应地发出了一声响亮的长鸣。The buzzer suddenly responded in a long blast of sound....
制造商正在研制价格更便宜的新一代数字收音机。Manufacturers are working on a new generation of cheaper digital radios.有3种新产品是以传统的草药为基础研制的。Three of the new products are based on traditional herbal medicines.盼望有一天有人会研制出一种能有效预防疟疾的疫苗。Roll on the da...