a series of的用法和样例：
- The student always asks his teacher a series of questions.
- The business cycle is a series of peaks and troughs.
- Water is channelled through a series of irrigation canals.
- A series of accidents disordered the shop.
- The events that led up to the murder were shown in a series of flashbacks.
- A series of mischance happened.
- The overthrow of that lawful regime has resulted in a series of riot.
- The theory is based on a series of wrong assumptions.
a series of的相关资料：