trend over time

• 长期趋势

trend over time的用法和样例：

例句

1. The long-term trend in Europe is towards cremation as the younger generation is showing less preference for gravestones.
   但是从长期趋势来看，比起墓碑石，洲年轻一代更偏好于火葬。
2. The short and medium term trends are bearish while the long term trend is now sideways.
   短中期趋势为熊市，而长期趋势目前转为横向。