He thought of her serenity as a foil for his intemperance.在他看来，她的平静反衬出了他的放纵。It was their serenity which galled her most.最让她恼怒的是他们的平静。Her face, though sad, still evoked a feeling of serenity.她的脸色虽然悲伤, 但仍使人感觉安详....
If the gyro tilts, the mercury is subjected to components of gravity which vary harmonically.如果陀螺转子发生倾斜, 水银受按简谐运动变化的重力分量的作用.Thirdly, the seam - tracking harmonically controlling algorithm of robot is designed.第三, 设计了机器人焊...