履约

lǚyuē

[honor an agreement;keep a promise;keep an appointment]∶履行约定的事;践约

[practise thrift]∶实行节约

居俭履约

[keep one's stipulations of an agreement]∶遵守规约

清明履约,率礼无违

股票方面：当看涨期权持有人希望买进相关期货合约或当看跌期权持有人希望卖出相关期货合约时所采取的行动。