| 单词 | perennially |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔evergreen〕Something that remains perennially fresh, interesting, or well liked.经久不衰的事物：常新的、百看不厌的或永保美名的事物美国传统〔mind〕He was perennially young in mind.他在精神上永远年轻。英汉大词典〔perennially〕Both services are perennially short of staff.两个机构一直都是人手不够。柯林斯高阶〔perennially〕Both services are perennially short of staff.这两个公共机构都是长期人手短缺。外研社新世纪〔perennially〕It grows perennially on river banks.它常年生长于河岸。外研社新世纪〔perennial〕They are perennially in debt.他们常年债台高筑。麦克米伦高阶〔permafrost〕Permanently frozen subsoil, occurring throughout the Polar Regions and locally in perennially frigid areas.永冻土：永久冰冻的下层土壤，出现在整个北极地区和部分长期寒冷的地区美国传统〔snow line〕The lower altitudinal boundary of a snow-covered area, especially of one that is perennially covered, such as the snowcap of a mountain.雪线：冰雪覆盖地的较低高度分界线，特别是长年积雪地区，如覆有积雪的山顶美国传统She seems to be perennially short of money.她似乎永远缺钱。剑桥国际 |
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