不确定地

Possibly the point here is not the sheer quantity but the inner attitude of the Pilgrim: the starets wishes to test his obedience and readiness to fulfil an appointed task without deviation.

也许关键不在于确定数目，而于朝圣者内心态度——长老希望以此服从，看是否能毫无差地完成长老所要做。