磁能产生电流这一发现在电学的领域中极为重要.The discovery that magnetism can produce electric current is extremely important in the field of electricity.用电学的术语来描述就是它们经常是 ( 几乎就是 ) 电抗性的.That means, in electronic terms, that they are often ( alm...
Turn the mode dial to select Auto bracketing mode.转动模式盘至包围式曝光模式.I set the bracketing on my camera to 2 stops.我照相机设置的曝光区间为2级.Auto bracketing is especially effective when using a reversal ( slide ) film .这种拍摄对 负片胶卷 特别有效....
A nationwide campaign against pornography began in the summer.一场全国性打击淫秽作品的行动在夏季打响了。Since she wasat high school A. C. spent her summer vacations working with the Appalachia Service Project.自从A. C. 进入大学,她就利用暑假参与阿巴拉契亚的服务项目....