1. This machine will perform triply faster than the previous model.
这台机器的速度将是上一款的三倍。

2. She checked her work triply, making sure there were no errors.
她三次检查了自己的工作，确保没有错误。

3. His income has increased triply since he started his new job.
自从他开始新工作以来，他的收入增加了三倍。