The two particles will undergo accelerations as a result of their interaction.这两个粒子由于相互作用将获得加速度.Since the cord connecting the two blocks is inextensible, the accelerations are the same.由于连接两物块的绳子无伸缩性, 因此它们的加速度相同.Vibratio...
Madonna backed out of the project after much wrangling.多番争吵之后,麦当娜退出了这个项目。She once sang backup for Madonna.她曾经为麦当娜伴唱.She has a Madonna - like serenity.她有圣母画像一样的平和....
Give your upper body a workout by using handweights.用哑铃来锻炼上身。She does a 20-minute workout every morning.她每天早晨做运动20分钟。I went for a ride to give my new bike a workout.我骑车遛了一圈,试了一下我的新自行车....