The frequency response of the drive-direction oscillator has two resonant peaks and a flat region between the peaks.
陀螺驱动频率响应曲线有两个谐振尖峰，在两峰值之间存在一个较平坦的区域。
2
Without the founder's drive and direction, the company gradually languished.
由于没有创始人的干劲和指导，这家公司逐渐衰败了。
《柯林斯英汉双解大词典》
3
During el nino events, phytoplankton productivity in the equatorial Pacific declines dramatically as the easterly trade winds that normally drive upwelling grow still or even reverse direction.