incurable
US
UK incurable adj: (that cannot be cured)
SC 无法治愈的 wú fǎ zhì yù de
SC 不能治好的 wú fǎ zhì yù de，bù néng zhì hǎo de
Many types of cancer are incurable.
incurable adj: figurative (steadfast, unfailing)
SC 从不改变的
My mother's pessimism is incurable.