【随机应变】〖suí j yìng biàn〗[adjust to changing circumstances; act according to circumstances; act in consonance with the requirements of the occasion; adapt oneself to circumstances; play to the score]

随才器使著诗典，

机不可失汉英翻。

应运而生世界语，

变风易俗大同寰。

随着情况的变化灵活机动地应付。Handle flexibly as situation changes. 同：见风使舵、见机行事。反：一成不变、刻舟求剑。歇：飞行员的降落伞。谜：躲、降落伞。