Intractable ulcer
[医] 顽固性溃疡
🧩 词语组成解析
intractable
[ɪn'træktəbl]
adj. 难对付的，难管教的，倔强的;难加工的;难治疗的;
in不，无，非+tract=draw拉，抽，引+able可...的、能...的 → 棘手的；难治的；倔强的；不听话的
ulcer
['ʌlsə]
n. <医>溃疡;腐烂物;道德败坏;
🗣️ 情景例句
He wrote some nice articles on Mom
他写了一些介绍妈妈的好文章
It's a classic!
真是经典！
Though Mr.Thompson had turned the lights off before he went to bed, they were on in the morning.
虽然汤普森临睡觉时把灯关了，但早晨灯却都亮着。