I'm very lucky I have a good grocer nearby so I can buy packeted gelatine in sheets.

很幸运，附近有不错的杂货店，很方便买到一包包装的吉。

I’m very lucky I have a good grocer nearby so I can buy packeted gelatine in sheets.

很幸运，附近有一家不错的杂货店， 所以可以买到状的袋装明胶。