词汇	留年
释义	留年 liú nián猶延年。亦指長壽。指守歲。
随便看	Improved TIROS Operational Satellite improved Top-Hat improved topological index improved topsis Improved TOPSIS method Improved TOW Acquisition Sight improved tow vehicle Improved Toxological Agent Protection Ensemble Improved Tracking Improved Tracking Adjunct System improved traditional water treatment process improved tree seedlings base improved tree species Improved trepanation and drainage improved trial function method Improved Trizol method improved truncated expansion method improved tt method improved two-step method improved type improved uasb reactor Improved Unit Test Data Binding improved unscented particle filter improved upon improved up on