Particle - だけ - only, just
だけ is used to mark a limited amount or extend of something (Not more than). It is only used to mark an upper limit. For example: You can only have 2 cookies, or: it takes just 3 minutes at most.
When used with できる, it is a common way to say 'as .. as possible'. For example: できる だけ 速く 走った (I ran as fast as possible).
Sample sentences
-
一時間だけ待ってください
Please wait for just one hour -
往復旅行?片道だけです。
Round trip? Only one-way. -
三分だけ待ってください
Please wait for just 3 minutes -
大人だけこの映画が見える
Only adults can see this movie -
どうも、ちょっと見るだけ
I'm just looking, thanks