好词典

crater

UK //ˈkreɪtə(r)//US //ˈkreɪtər//

词源

源自希腊语 'krater'(意为混合碗),通过拉丁语 'crater' 进入英语,最初指用于混合酒水的宽口容器,后引申为地质凹陷形态。

noun

❶ 指由火山喷发或陨石撞击形成的碗状凹陷地形,通常边缘陡峭,中心深陷。

“The hikers stood at the edge of the volcanic crater, amazed by its size.”

(徒步旅行者站在火山口边缘,对其规模感到惊叹。)

“Scientists studied the meteorite crater to learn about the impact.”

(科学家们研究陨石坑以了解撞击情况。)

同义词:pit, hollow, depression

verb

❶ 指物体表面因外力作用而形成凹陷或坑洞,常用于描述突然的破坏或塌陷。

“The bomb cratered the entire street.”

(炸弹将整条街道炸出了大坑。)

“The economy cratered after the financial crisis.”

(金融危机后经济急剧下滑。)

同义词:collapse, plummet, sink

常见短语

crater floor — 指火山口或陨石坑的底部区域,通常较为平坦,可能积累有水或沉积物。

“The expedition team set up camp on the crater floor.”

(探险队在火山口底部搭建了营地。)