twenty 英[ˈtwenti] 美[ˈtwɛnti, ˈtwʌn-] n. 二十,二十個 二十多歲 二十年代 許多,大量 num. 二十 adj. 二十的 [例句]They're both in their twenties and both married with children of their own.他們倆都二十幾歲,都已經結婚生子了。[其他] 複數:twenties