REPLAISE OPTIONS

As the system returns input unchanged if there is no match, you can use the item.ReferenceEquals approach to determine whether the system has produced any replacements for the enter string.?�が?�詞?�し?�使?�れ?�場?�、物?�人?�元?�の位置?�状?�か?�新?�い?�の?�交?�さ?�る?�と?�示?�。具�