Definition
to be progressing or changing in a way that suggests a rise or fall.
处于上升或下降的趋势中
The company's sales figures are currently on an upward trajectory.
该公司的销售数字目前处于上升趋势。
His performance has been on an upward trajectory since he started the new training regimen.
自从他开始新的训练计划后，他的表现一直处于上升趋势。
The stock price of their company has been on a downward trajectory.
他们公司的股票价格一直处于下降趋势。