underdone e半生不熟的;半生不熟既
underdone potato半生不熟的土豆
underdone meat欠熟肉
Reform Partly Underdone改革
Overdone is worse than underdone中外成语
ADJ（形容词） Underdone food has been cooked for less time than necessary, and so is not pleasant to eat. (食物)夹生的
The second batch of bread came out underdone.
第二炉面包出炉时是夹生的。