您要查找的是不是：
- 頻率預選擇（FPS）frequency pre-selection(FPS)
- 頻率預加重frequency preemphasis
- 當前“City”值在下拉列表中已預選擇。The current City value is preselected in the drop-down list.
- 頻率預校正電路preaccentuator
- 頻率frequency
- 單項選擇simple selection
- 參數選擇preferences
- 不可預知的unpredictable
- 頻率計cymometer
- 菜單選擇menu selection
- 頻率響應frequency response
- 自由選擇freedom of choice
- 預交pre-pay
- 采樣頻率frequency of sampling
- 最佳選擇the first option
- 第一選擇the first option
- 戰爭勝負難以預卜。The outcome of the war is hard to foretell.
- 出現頻率frequency of occurences
- 職業(yè)選擇career choice
- 北京電臺以十幾種不同的頻率進(jìn)行廣播。Radio Beijing broadcasts on a dozen different frequencies.
