Güncel bir sözlüğüm var.
- I have an up-to-date dictionary.
Laboratuvar en güncel ekipmana sahip.
- The laboratory has the most up-to-date equipment.
Use an up-to-date text for your source.
... actually that they've they'd always prefer to actually date the mathematics ...
... But we discovered that keeping data up to date was very hard. ...