好词典

decayed

UK //dɪˈkeɪd//US //dɪˈkeɪd//

词源

源自中古英语 'decayen',借自古法语 'decaer'(意为'衰落'),最终来自拉丁语 'decadere'(de- '向下' + cadere '落下')。

adjective

❶ 指物质因腐烂、变质或化学分解而失去原有状态或功能,常用于描述食物、牙齿或有机物的自然腐败过程。

“The decayed leaves turned into rich compost.”

(腐烂的叶子变成了肥沃的堆肥。)

“He had to remove his decayed tooth due to severe pain.”

(由于剧烈疼痛,他不得不拔掉那颗蛀牙。)

❶ 形容事物因缺乏维护或自然老化而逐渐衰败、失去活力或价值的状态。

“The once-great empire now lay in decayed ruins.”

(曾经伟大的帝国如今只剩衰败的废墟。)

“Her decayed enthusiasm made it hard to continue the project.”

(她衰退的热情使得项目难以继续。)

同义词:rotten, decomposed, deteriorated, spoiled, putrid

常见短语

decayed matter — 指已经腐烂分解的有机物质,常见于堆肥或自然环境中。

“Earthworms help break down decayed matter into nutrients for plants.”

(蚯蚓帮助将腐烂物质分解为植物所需的养分。)

decayed tooth — 因蛀牙或细菌侵蚀而损坏的牙齿,通常需要牙科治疗。

“The dentist filled the cavity in her decayed tooth.”

(牙医填补了她蛀牙上的洞。)