zhè / jiàn / shì / zhēn / shì / fèi / lì / bù / tǎo / hǎo / yǐ / hòu / wǒ / bù / xiǎng / zài / zuò / le

这件事真是费力不讨好，以后我不想再做了。

This task is really thankless; I don't want to do it again.