二に重じゅう引いん用よう符ふ

に

じゅ

う

い

ん

よ

う

ふ

Meanings

1

noun

double quotes; double quotation marks

computing

Computing and typography term for the paired punctuation marks " " or “ ”.

二two, two radical (no. 7)

重heavy, important, esteem

引pull, tug, jerk

用utilize, business, service

符token, sign, mark

引いん用よう符ふ
引用符 is a general term for quotation marks, while 二重引用符 specifically refers to double quotation marks.
一ひと重え引いん用よう符ふ
一重引用符 means single quotation marks, contrasting with the double marks of 二重引用符.

Compound of 二重 (double) + 引用符 (quotation marks).