相關單詞近義詞 prolongation 延長, continuation 繼續(xù), extension 延長, protraction 延伸臨近詞lengthily, length, length-measuring, lengthways synergy, length of warranty, lengthwise section, length of meridian, length of pole arc, length over fender, lengthwise rolling, length of a string, length mouth stick 返回 lengthiness