请问什么叫drop-in center？

[manyhope]

请问什么叫drop-in center？据说是小孩可以玩的地方？
在渥太华什么地方可以找到？

 

[雪在烧]

http://www.ontarioearlyyears.ca/oeyc/en/Location/Hubpage.htm?regCentre=ottawa
There is a mandarin drop-in session once a week at kanata location.