evaluate matht ype for 30 days是什麽意思

妳有30天來試用mathtype軟件

例句:

1.

Practice self-care for 30 days

實踐“30天自我關註”

2.

Maintain a neatly organized desk for 30 days, then slackoff.

保持寫字桌整潔，堅持30天，然後就可以偷懶。