business cycle fluctuations的用法和樣例：
例句
- The first part of the thesis has expounded the cycle undulatory theory and financial early-warning theory.
本文第一部分對周期波動理論和預警理論進行了闡述。 - Therefore, industrial effect is the main influencing factor of interlocal employment variations while regional diversity and macro-periodic fluctuations have less influence.
所以，地區間產業因素是影響地區就業增長變化的主要因素，而地區因素和宏觀周期波動對就業變化影響較小。
