意兴阑珊

sān shí duō suì de nǚ xìng měi tiān dōu máng yú gōng zuò yǔ jiā wù wú xiá gù jí jiǎn féi ér dào le sì wǔ shí suì shí duì yú jiǎn féi zhè mǎ shì yǐ jīng yì xìng lán shān

三十多岁的女性每天都忙于工作与家务，无暇顾及减肥，而到了四五十岁时，对于减肥这码事已经意兴阑珊。

Those women in their thirties are often too busy to watch their weight, while many in their forties and fifties have simply lost interest in getting the perfect body.