FAQs About the word two-fold

雙重的

having more than one decidedly dissimilar aspects or qualities, twice as great or many

單身,未配對

twofold => 雙重, twofer => 兩個, two-faced => 兩面派, two-eyed violet => 雙眼紫羅蘭, two-dimensionality => 二維性,