Since the approach returns enter unchanged if there isn't a match, You need to use the item.ReferenceEquals technique to ascertain if the method has made any replacements into 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?�。具体的?�例?�以下に示す??Instructors won't ever get